diff --git a/client/communication.go b/client/communication.go
index 2cbd644..6dd94cb 100644
--- a/client/communication.go
+++ b/client/communication.go
@@ -18,7 +18,7 @@ func GetCommunication() Communication {
 
 // RequestHttp ...
 func (c Communication) RequestHttp(p model.CommunicationRequestHttp) (r *model.CommunicationHttpResponse, err error) {
-	msg, err := natsio.GetServer().Request(subject.CommunicationRequestHTTP, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Communication.RequestHTTP, toBytes(p))
 	if err != nil {
 		return nil, err
 	}
diff --git a/client/location.go b/client/location.go
new file mode 100644
index 0000000..7fc3474
--- /dev/null
+++ b/client/location.go
@@ -0,0 +1,38 @@
+package client
+
+import (
+	"encoding/json"
+	"errors"
+
+	"github.com/Selly-Modules/natsio"
+	"github.com/Selly-Modules/natsio/model"
+	"github.com/Selly-Modules/natsio/subject"
+)
+
+// Location ...
+type Location struct{}
+
+// GetLocation ...
+func GetLocation() Location {
+	return Location{}
+}
+
+func (l Location) GetLocationByCode(payload model.LocationRequestPayload) (*model.ResponseLocationAddress, error) {
+	msg, err := natsio.GetServer().Request(subject.Location.GetLocationByCode, toBytes(payload))
+	if err != nil {
+		return nil, err
+	}
+
+	var r struct {
+		Data  *model.ResponseLocationAddress `json:"data"`
+		Error string                         `json:"error"`
+	}
+	if err := json.Unmarshal(msg.Data, &r); err != nil {
+		return nil, err
+	}
+
+	if r.Error != "" {
+		return nil, errors.New(r.Error)
+	}
+	return r.Data, nil
+}
diff --git a/client/order.go b/client/order.go
index 3459f52..4379747 100644
--- a/client/order.go
+++ b/client/order.go
@@ -19,7 +19,7 @@ func GetOrder() Order {
 
 // UpdateORStatus ...
 func (o Order) UpdateORStatus(p model.OrderUpdateORStatus) error {
-	msg, err := natsio.GetServer().Request(subject.OrderUpdateORStatus, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Order.UpdateORStatus, toBytes(p))
 	if err != nil {
 		return err
 	}
@@ -37,7 +37,7 @@ func (o Order) UpdateORStatus(p model.OrderUpdateORStatus) error {
 
 // CancelDelivery ...
 func (o Order) CancelDelivery(p model.OrderCancelDelivery) error {
-	msg, err := natsio.GetServer().Request(subject.OrderCancelDelivery, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Order.CancelDelivery, toBytes(p))
 	if err != nil {
 		return err
 	}
diff --git a/client/supplier.go b/client/supplier.go
new file mode 100644
index 0000000..5b4881a
--- /dev/null
+++ b/client/supplier.go
@@ -0,0 +1,60 @@
+package client
+
+import (
+	"encoding/json"
+	"errors"
+
+	"github.com/Selly-Modules/natsio"
+	"github.com/Selly-Modules/natsio/model"
+	"github.com/Selly-Modules/natsio/subject"
+)
+
+// Supplier ...
+type Supplier struct{}
+
+// GetSupplier ...
+func GetSupplier() Supplier {
+	return Supplier{}
+}
+
+func (s Supplier) GetListSupplierInfo(p model.GetSupplierRequest) ([]*model.ResponseSupplierInfo, error) {
+	msg, err := natsio.GetServer().Request(subject.Supplier.GetListSupplierInfo, toBytes(p))
+	if err != nil {
+		return nil, err
+	}
+
+	var r struct {
+		Data  []*model.ResponseSupplierInfo `json:"data"`
+		Error string                        `json:"error"`
+	}
+
+	if err := json.Unmarshal(msg.Data, &r); err != nil {
+		return nil, err
+	}
+	if r.Error != "" {
+		return nil, errors.New(r.Error)
+	}
+
+	return r.Data, nil
+}
+
+func (s Supplier) GetSupplierContractBySupplierID(p model.GetSupplierContractRequest) (*model.ResponseSupplierContract, error) {
+	msg, err := natsio.GetServer().Request(subject.Supplier.GetSupplierContractBySupplierID, toBytes(p))
+	if err != nil {
+		return nil, err
+	}
+
+	var r struct {
+		Data  *model.ResponseSupplierContract `json:"data"`
+		Error string                          `json:"error"`
+	}
+
+	if err := json.Unmarshal(msg.Data, &r); err != nil {
+		return nil, err
+	}
+	if r.Error != "" {
+		return nil, errors.New(r.Error)
+	}
+
+	return r.Data, nil
+}
diff --git a/client/warehouse.go b/client/warehouse.go
index d96d440..ed19faf 100644
--- a/client/warehouse.go
+++ b/client/warehouse.go
@@ -19,7 +19,7 @@ func GetWarehouse() Warehouse {
 
 // CreateOutboundRequest ...
 func (w Warehouse) CreateOutboundRequest(p model.OutboundRequestPayload) (*model.OutboundRequestResponse, error) {
-	msg, err := natsio.GetServer().Request(subject.WarehouseCreateOutboundRequest, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Warehouse.CreateOutboundRequest, toBytes(p))
 	if err != nil {
 		return nil, err
 	}
@@ -38,7 +38,7 @@ func (w Warehouse) CreateOutboundRequest(p model.OutboundRequestPayload) (*model
 
 // UpdateOutboundRequestLogisticInfo ...
 func (w Warehouse) UpdateOutboundRequestLogisticInfo(p model.UpdateOutboundRequestLogisticInfoPayload) error {
-	msg, err := natsio.GetServer().Request(subject.WarehouseUpdateOutboundRequestLogistic, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Warehouse.UpdateOutboundRequestLogistic, toBytes(p))
 	if err != nil {
 		return err
 	}
@@ -56,7 +56,7 @@ func (w Warehouse) UpdateOutboundRequestLogisticInfo(p model.UpdateOutboundReque
 
 // CancelOutboundRequest ...
 func (w Warehouse) CancelOutboundRequest(p model.CancelOutboundRequest) error {
-	msg, err := natsio.GetServer().Request(subject.WarehouseCancelOutboundRequest, toBytes(p))
+	msg, err := natsio.GetServer().Request(subject.Warehouse.CancelOutboundRequest, toBytes(p))
 	if err != nil {
 		return err
 	}
@@ -74,7 +74,7 @@ func (w Warehouse) CancelOutboundRequest(p model.CancelOutboundRequest) error {
 
 // GetConfigByWarehouseID ...
 func (w Warehouse) GetConfigByWarehouseID(warehouseID string) (*model.WarehouseConfiguration, error) {
-	msg, err := natsio.GetServer().Request(subject.WarehouseGetConfiguration, toBytes(warehouseID))
+	msg, err := natsio.GetServer().Request(subject.Warehouse.GetConfiguration, toBytes(warehouseID))
 	if err != nil {
 		return nil, err
 	}
diff --git a/go.mod b/go.mod
index ef3b649..ac44201 100644
--- a/go.mod
+++ b/go.mod
@@ -4,9 +4,9 @@ go 1.16
 
 require (
 	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/nats-io/nats-server/v2 v2.6.1 // indirect
 	github.com/nats-io/nats.go v1.13.0
 	github.com/thoas/go-funk v0.9.1
+	go.mongodb.org/mongo-driver v1.10.1
 	google.golang.org/protobuf v1.27.1 // indirect
 )
diff --git a/go.sum b/go.sum
index a4b26ff..edfc98b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,6 @@
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
 github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
 github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
@@ -9,17 +10,23 @@ github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
 github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
+github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/klauspost/compress v1.13.4 h1:0zhec2I8zGnjWcKyLl6i3gPqKANCCn5e9xmviEEeX6s=
 github.com/klauspost/compress v1.13.4/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
-github.com/logrusorgru/aurora v2.0.3+incompatible h1:tOpm7WcpBTn4fjmVfgpQq0EfczGlG91VSDkswnjF5A8=
-github.com/logrusorgru/aurora v2.0.3+incompatible/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
+github.com/klauspost/compress v1.13.6 h1:P76CopJELS0TiO2mebmnzgWaajssP/EszplttgQxcgc=
+github.com/klauspost/compress v1.13.6/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/minio/highwayhash v1.0.1 h1:dZ6IIu8Z14VlC0VpfKofAhCy74wu/Qb5gcn52yWoz/0=
 github.com/minio/highwayhash v1.0.1/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
+github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe/go.mod h1:wL8QJuTMNUDYhXwkmfOly8iTdp5TEcJFWZD2D7SIkUc=
 github.com/nats-io/jwt v1.2.2 h1:w3GMTO969dFg+UOKTmmyuu7IGdusK+7Ytlt//OYH/uU=
 github.com/nats-io/jwt v1.2.2/go.mod h1:/xX356yQA6LuXI9xWW7mZNpxgF2mBmGecH+Fj34sP5Q=
 github.com/nats-io/jwt/v2 v2.0.3 h1:i/O6cmIsjpcQyWDYNcq2JyZ3/VTF8SJ4JWluI5OhpvI=
@@ -34,29 +41,44 @@ github.com/nats-io/nkeys v0.3.0 h1:cgM5tL53EvYRU+2YLXIK0G2mJtK12Ft9oeooSZMA2G8=
 github.com/nats-io/nkeys v0.3.0/go.mod h1:gvUNGjVcM2IPr5rCsRsC6Wb3Hr2CQAm08dsxtV6A5y4=
 github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
 github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/thoas/go-funk v0.9.1 h1:O549iLZqPpTUQ10ykd26sZhzD+rmR5pWhuElrhbC20M=
 github.com/thoas/go-funk v0.9.1/go.mod h1:+IWnUfUmFO1+WVYQWQtIJHeRRdaIyyYglZN7xzUPe4Q=
+github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
+github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI=
+github.com/xdg-go/scram v1.1.1/go.mod h1:RaEWvsqvNKKvBPvcKeFjrG2cJqOkHTiyTpzz23ni57g=
+github.com/xdg-go/stringprep v1.0.3/go.mod h1:W3f5j4i+9rC0kuIEJL0ky1VpHXQU3ocBgklLGvcBnW8=
+github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d/go.mod h1:rHwXgn7JulP+udvsHwJoVG1YGAP6VLg4y9I5dyZdqmA=
+go.mongodb.org/mongo-driver v1.10.1 h1:NujsPveKwHaWuKUer/ceo9DzEe7HIj1SlJ6uvXZG0S4=
+go.mongodb.org/mongo-driver v1.10.1/go.mod h1:z4XpeoU6w+9Vht+jAFyLgVrD+jGSQQe0+CBWFHNiHt8=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200323165209-0ec3e9974c59/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210314154223-e6e6c4f2bb5b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
-golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e h1:gsTQYXdTw2Gq7RBsWvlQ91b+aEQ6bXFUngBGuR8sPpI=
 golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d h1:sK3txAijHtOK88l68nt020reeT1ZdKLIYetKl95FzVY=
+golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 h1:SrN+KX8Art/Sf4HNj6Zcz06G7VEz+7w9tdXTPOZ7+l4=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1 h1:NusfzzA6yGQ+ua51ck7E3omNUX/JuqbFSaRGqU8CcLI=
 golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -72,5 +94,8 @@ google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQ
 google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
 google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/model/location_request.go b/model/location_request.go
new file mode 100644
index 0000000..e6781ca
--- /dev/null
+++ b/model/location_request.go
@@ -0,0 +1,8 @@
+package model
+
+// LocationRequestPayload ...
+type LocationRequestPayload struct {
+	Province int `json:"province"`
+	District int `json:"district"`
+	Ward     int `json:"ward"`
+}
diff --git a/model/location_response.go b/model/location_response.go
new file mode 100644
index 0000000..82866ec
--- /dev/null
+++ b/model/location_response.go
@@ -0,0 +1,25 @@
+package model
+
+type ResponseLocationAddress struct {
+	Province LocationProvince `json:"province"`
+	District LocationDistrict `json:"district"`
+	Ward     LocationWard     `json:"ward"`
+}
+
+// LocationProvince ...
+type LocationProvince struct {
+	ID   string `json:"id"`
+	Name string `json:"name"`
+}
+
+// LocationDistrict ...
+type LocationDistrict struct {
+	ID   string `json:"id"`
+	Name string `json:"name"`
+}
+
+// LocationWard ...
+type LocationWard struct {
+	ID   string `json:"id"`
+	Name string `json:"name"`
+}
diff --git a/model/supplier_request.go b/model/supplier_request.go
new file mode 100644
index 0000000..8372569
--- /dev/null
+++ b/model/supplier_request.go
@@ -0,0 +1,14 @@
+package model
+
+import (
+	"go.mongodb.org/mongo-driver/bson/primitive"
+)
+
+// GetSupplierRequest ...
+type GetSupplierRequest struct {
+	ListID []primitive.ObjectID `json:"listID"`
+}
+
+type GetSupplierContractRequest struct {
+	SupplierID primitive.ObjectID `json:"supplierID"`
+}
diff --git a/model/supplier_response.go b/model/supplier_response.go
new file mode 100644
index 0000000..da33a9f
--- /dev/null
+++ b/model/supplier_response.go
@@ -0,0 +1,15 @@
+package model
+
+// ResponseSupplierInfo ...
+type ResponseSupplierInfo struct {
+	ID   string `json:"id"`
+	Name string `json:"name"`
+}
+
+// ResponseSupplierContract ...
+type ResponseSupplierContract struct {
+	ID       string `json:"id"`
+	Supplier string `json:"supplier"`
+	Name     string `json:"name"`
+	Status   string `json:"status"`
+}
diff --git a/natsio.go b/natsio.go
index 5ccc45d..0c2bca7 100644
--- a/natsio.go
+++ b/natsio.go
@@ -3,7 +3,6 @@ package natsio
 import (
 	"errors"
 	"fmt"
-	"github.com/logrusorgru/aurora"
 	"github.com/nats-io/nats.go"
 )
 
@@ -49,7 +48,7 @@ func Connect(cfg Config) error {
 		return errors.New(msg)
 	}
 
-	fmt.Println(aurora.Green("*** CONNECTED TO NATS: " + cfg.URL))
+	fmt.Printf("⚡️[natsio]: connected to %s \n", cfg.URL)
 
 	// Set client
 	natsServer.instance = nc
diff --git a/subject/communication.go b/subject/communication.go
index 1ace687..bcbbe31 100644
--- a/subject/communication.go
+++ b/subject/communication.go
@@ -1,10 +1,19 @@
 package subject
 
-const communicationPrefix = "communication_"
+import "fmt"
 
-const (
-	CommunicationRequestHTTP       = communicationPrefix + "request_http"
-	CommunicationResponseHTTP      = communicationPrefix + "response_http"
-	CommunicationWebhookTNC        = communicationPrefix + "webhook_tnc"
-	CommunicationWebhookGlobalCare = communicationPrefix + "webhook_global_care"
-)
+func getCommunicationValue(val string) string {
+	return fmt.Sprintf("%s.%s", prefixes.Communication, val)
+}
+
+var Communication = struct {
+	RequestHTTP       string
+	ResponseHTTP      string
+	WebhookTNC        string
+	WebhookGlobalCare string
+}{
+	RequestHTTP:       getCommunicationValue("request_http"),
+	ResponseHTTP:      getCommunicationValue("response_http"),
+	WebhookTNC:        getCommunicationValue("webhook_tnc"),
+	WebhookGlobalCare: getCommunicationValue("webhook_global_care"),
+}
diff --git a/subject/config.go b/subject/config.go
new file mode 100644
index 0000000..dfeea56
--- /dev/null
+++ b/subject/config.go
@@ -0,0 +1,15 @@
+package subject
+
+var prefixes = struct {
+	Communication string
+	Order         string
+	Warehouse     string
+	Location      string
+	Supplier      string
+}{
+	Communication: "communication",
+	Order:         "order",
+	Warehouse:     "warehouse",
+	Location:      "location",
+	Supplier:      "supplier",
+}
diff --git a/subject/location.go b/subject/location.go
new file mode 100644
index 0000000..1989df3
--- /dev/null
+++ b/subject/location.go
@@ -0,0 +1,13 @@
+package subject
+
+import "fmt"
+
+func getLocationValue(val string) string {
+	return fmt.Sprintf("%s.%s", prefixes.Location, val)
+}
+
+var Location = struct {
+	GetLocationByCode string
+}{
+	GetLocationByCode: getLocationValue("get_location_warehouse"),
+}
diff --git a/subject/order.go b/subject/order.go
index e3c6f32..846cee5 100644
--- a/subject/order.go
+++ b/subject/order.go
@@ -1,8 +1,17 @@
 package subject
 
-const orderPrefix = "order_"
+import "fmt"
 
-const (
-	OrderUpdateORStatus = orderPrefix + "update_outbound_request_status"
-	OrderCancelDelivery = orderPrefix + "cancel_delivery"
-)
+func getOrderValue(val string) string {
+	return fmt.Sprintf("%s.%s", prefixes.Order, val)
+}
+
+var Order = struct {
+	UpdateORStatus    string
+	CancelDelivery    string
+	WebhookTNC        string
+	WebhookGlobalCare string
+}{
+	UpdateORStatus: getOrderValue("update_outbound_request_status"),
+	CancelDelivery: getOrderValue("cancel_delivery"),
+}
diff --git a/subject/supplier.go b/subject/supplier.go
new file mode 100644
index 0000000..b2505cf
--- /dev/null
+++ b/subject/supplier.go
@@ -0,0 +1,15 @@
+package subject
+
+import "fmt"
+
+func getSupplierValue(val string) string {
+	return fmt.Sprintf("%s.%s", prefixes.Supplier, val)
+}
+
+var Supplier = struct {
+	GetListSupplierInfo             string
+	GetSupplierContractBySupplierID string
+}{
+	GetListSupplierInfo:             getSupplierValue("get_list_supplier_info"),
+	GetSupplierContractBySupplierID: getSupplierValue("get_supplier_contract_by_supplier_id"),
+}
diff --git a/subject/warehouse.go b/subject/warehouse.go
index 92d9626..b0801b9 100644
--- a/subject/warehouse.go
+++ b/subject/warehouse.go
@@ -1,10 +1,19 @@
 package subject
 
-const warehousePrefix = "warehouse_"
+import "fmt"
 
-const (
-	WarehouseCreateOutboundRequest         = warehousePrefix + "create_outbound_request"
-	WarehouseUpdateOutboundRequestLogistic = warehousePrefix + "update_outbound_request_logistic_info"
-	WarehouseCancelOutboundRequest         = warehousePrefix + "cancel_outbound_request"
-	WarehouseGetConfiguration              = warehousePrefix + "get_configuration"
-)
+func getWarehouseValue(val string) string {
+	return fmt.Sprintf("%s.%s", prefixes.Warehouse, val)
+}
+
+var Warehouse = struct {
+	CreateOutboundRequest         string
+	UpdateOutboundRequestLogistic string
+	CancelOutboundRequest         string
+	GetConfiguration              string
+}{
+	CreateOutboundRequest:         getWarehouseValue("create_outbound_request"),
+	UpdateOutboundRequestLogistic: getWarehouseValue("update_outbound_request_logistic_info"),
+	CancelOutboundRequest:         getWarehouseValue("cancel_outbound_request"),
+	GetConfiguration:              getWarehouseValue("get_configuration"),
+}