diff --git a/client.go b/client.go
deleted file mode 100644
index bc108b1..0000000
--- a/client.go
+++ /dev/null
@@ -1,20 +0,0 @@
-package queue
-
-import "github.com/hibiken/asynq"
-
-// NewClient ...
-func NewClient(cfg Config) *asynq.Client {
-	// Init redis connection
-	redisConn := asynq.RedisClientOpt{
-		Addr:     cfg.Redis.URL,
-		Password: cfg.Redis.Password,
-		DB:       0,
-	}
-
-	// Init client
-	if client := asynq.NewClient(redisConn); client == nil {
-		panic("error when initializing queue CLIENT")
-	} else {
-		return client
-	}
-}
diff --git a/instance.go b/instance.go
new file mode 100644
index 0000000..c82af94
--- /dev/null
+++ b/instance.go
@@ -0,0 +1,107 @@
+package queue
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/hibiken/asynq"
+)
+
+// Instance ...
+type Instance struct {
+	Client    *asynq.Client
+	Server    *asynq.ServeMux
+	Scheduler *asynq.Scheduler
+}
+
+// NewInstance ...
+func NewInstance(cfg Config) Instance {
+	// Init redis connection
+	redisConn := asynq.RedisClientOpt{
+		Addr:     cfg.Redis.URL,
+		Password: cfg.Redis.Password,
+		DB:       0,
+	}
+
+	// Init instance
+	instance := Instance{}
+	instance.Server = initServer(redisConn, cfg)
+	instance.Scheduler = initScheduler(redisConn)
+	instance.Client = initClient(redisConn)
+
+	// Return instance
+	return instance
+}
+
+func initServer(redisConn asynq.RedisClientOpt, cfg Config) *asynq.ServeMux {
+	// Set default for concurrency
+	if cfg.Concurrency == 0 {
+		cfg.Concurrency = 100
+	}
+
+	// Set default for priority
+	if cfg.Priority.Critical == 0 || cfg.Priority.Default == 0 || cfg.Priority.Low == 0 {
+		cfg.Priority.Critical = 6
+		cfg.Priority.Default = 3
+		cfg.Priority.Low = 1
+		cfg.Priority.StrictMode = false
+	}
+
+	// Init server
+	server := asynq.NewServer(redisConn, asynq.Config{
+		Concurrency: cfg.Concurrency,
+		Queues: map[string]int{
+			priorityCritical: cfg.Priority.Critical,
+			priorityDefault:  cfg.Priority.Default,
+			priorityLow:      cfg.Priority.Low,
+		},
+		StrictPriority: cfg.Priority.StrictMode,
+
+		// TODO:
+		// This is default option, retry after 10s, will add to config later
+		RetryDelayFunc: func(n int, e error, t *asynq.Task) time.Duration {
+			return 10 * time.Second
+		},
+	})
+
+	// Init mux server
+	mux := asynq.NewServeMux()
+
+	// Run server
+	go func() {
+		if err := server.Run(mux); err != nil {
+			msg := fmt.Sprintf("error when initializing queue SERVER: %s", err.Error())
+			panic(msg)
+		}
+	}()
+
+	return mux
+}
+
+func initScheduler(redisConn asynq.RedisClientOpt) *asynq.Scheduler {
+	// Always run at HCM timezone
+	l, _ := time.LoadLocation("Asia/Ho_Chi_Minh")
+
+	// Init scheduler
+	scheduler := asynq.NewScheduler(redisConn, &asynq.SchedulerOpts{
+		Location: l,
+	})
+
+	// Run scheduler
+	go func() {
+		if err := scheduler.Run(); err != nil {
+			msg := fmt.Sprintf("error when initializing queue SCHEDULER: %s", err.Error())
+			panic(msg)
+		}
+	}()
+
+	return scheduler
+}
+
+func initClient(redisConn asynq.RedisClientOpt) *asynq.Client {
+	client := asynq.NewClient(redisConn)
+	if client == nil {
+		panic("error when initializing queue CLIENT")
+	}
+	return client
+}
diff --git a/scheduler.go b/scheduler.go
deleted file mode 100644
index 396ba52..0000000
--- a/scheduler.go
+++ /dev/null
@@ -1,36 +0,0 @@
-package queue
-
-import (
-	"fmt"
-	"time"
-
-	"github.com/hibiken/asynq"
-)
-
-// NewScheduler ...
-func NewScheduler(cfg Config) *asynq.Scheduler {
-	// Init redis connection
-	redisConn := asynq.RedisClientOpt{
-		Addr:     cfg.Redis.URL,
-		Password: cfg.Redis.Password,
-		DB:       0,
-	}
-
-	// Always run at HCM timezone
-	l, _ := time.LoadLocation("Asia/Ho_Chi_Minh")
-	// Init scheduler
-	scheduler := asynq.NewScheduler(redisConn, &asynq.SchedulerOpts{
-		Location: l,
-	})
-
-	// Run scheduler
-	go func() {
-		if err := scheduler.Run(); err != nil {
-			msg := fmt.Sprintf("error when initializing queue SCHEDULER: %s", err.Error())
-			panic(msg)
-		}
-	}()
-
-	// Return
-	return scheduler
-}
diff --git a/worker.go b/worker.go
deleted file mode 100644
index 39d7092..0000000
--- a/worker.go
+++ /dev/null
@@ -1,62 +0,0 @@
-package queue
-
-import (
-	"fmt"
-	"time"
-
-	"github.com/hibiken/asynq"
-)
-
-// NewWorker ...
-func NewWorker(cfg Config) *asynq.ServeMux {
-	// Init redis connection
-	redisConn := asynq.RedisClientOpt{
-		Addr:     cfg.Redis.URL,
-		Password: cfg.Redis.Password,
-		DB:       0,
-	}
-
-	// Set default for concurrency
-	if cfg.Concurrency == 0 {
-		cfg.Concurrency = 100
-	}
-
-	// Set default for priority
-	if cfg.Priority.Critical == 0 || cfg.Priority.Default == 0 || cfg.Priority.Low == 0 {
-		cfg.Priority.Critical = 6
-		cfg.Priority.Default = 3
-		cfg.Priority.Low = 1
-		cfg.Priority.StrictMode = false
-	}
-
-	// Init worker
-	worker := asynq.NewServer(redisConn, asynq.Config{
-		Concurrency: cfg.Concurrency,
-		Queues: map[string]int{
-			priorityCritical: cfg.Priority.Critical,
-			priorityDefault:  cfg.Priority.Default,
-			priorityLow:      cfg.Priority.Low,
-		},
-		StrictPriority: cfg.Priority.StrictMode,
-
-		// TODO:
-		// This is default option, retry after 10s, will add to config later
-		RetryDelayFunc: func(n int, e error, t *asynq.Task) time.Duration {
-			return 10 * time.Second
-		},
-	})
-
-	// Init mux server
-	mux := asynq.NewServeMux()
-
-	// Run server
-	go func() {
-		if err := worker.Run(mux); err != nil {
-			msg := fmt.Sprintf("error when initializing queue WORKER: %s", err.Error())
-			panic(msg)
-		}
-	}()
-
-	// Return
-	return mux
-}