diff --git a/models/spotMarginResponse.go b/models/spotMarginResponse.go
index fef246a..4474e72 100644
--- a/models/spotMarginResponse.go
+++ b/models/spotMarginResponse.go
@@ -59,3 +59,40 @@ type ClassicalSpotMarginLoanResult struct {
 	Status       int    `json:"status"`       // Use int for integer type
 	SwitchStatus int    `json:"switchStatus"` // Use int for integer type
 }
+
+type SpotMarginBorrowOrders struct {
+	List []struct {
+		AccountId       string `json:"accountId"`       // Account ID
+		Coin            string `json:"coin"`            // Coin name
+		CreatedTime     int64  `json:"createdTime"`     // Borrow order created timestamp (ms)
+		Id              string `json:"id"`              // Borrow order ID
+		InterestAmount  string `json:"interestAmount"`  // Total interest
+		InterestBalance string `json:"interestBalance"` // Outstanding interest
+		LoanAmount      string `json:"loanAmount"`      // Principal amount
+		LoanBalance     string `json:"loanBalance"`     // Outstanding principal
+		RemainAmount    string `json:"remainAmount"`    // Remaining debt = interestBalance + loanBalance
+		Status          int    `json:"status"`          // Status 1: uncleared, 2: cleared
+		Type            int    `json:"type"`            // Order Type 1: manual loan, 2: auto loan
+	} `json:"list"`
+}
+
+type SpotBorrowOrderResult struct {
+	TransactId string `json:"transactId"`
+}
+
+type SpotRepayOrderResult struct {
+	RepayId string `json:"repayId"`
+}
+
+type SpotToggleMarginResult struct {
+	SwitchStatus string `json:"switchStatus"`
+}
+
+type SpotMarginLeverageResult struct {
+	Leverage string `json:"leverage"`
+}
+
+type SpotMarginStateResult struct {
+	SpotLeverage   string `json:"spotLeverage"`
+	SpotMarginMode string `json:"spotMarginMode"`
+}
diff --git a/spot_margin.go b/spot_margin.go
index 17a6ff1..300770a 100644
--- a/spot_margin.go
+++ b/spot_margin.go
@@ -141,3 +141,181 @@ func (s *SpotMarginClient) GetSpotMarginLoanAccountInfo(ctx context.Context, opt
 	}
 	return res, nil
 }
+
+func (s *SpotMarginClient) GetSpotMarginBorrowOrders(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if s.isUta {
+		return nil, errors.New("this function only works for classical accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodGet,
+		endpoint: "/v5/spot-cross-margin-trade/orders",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) GetSpotMarginRepaymentOrders(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if s.isUta {
+		return nil, errors.New("this function only works for classical accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodGet,
+		endpoint: "/v5/spot-cross-margin-trade/repay-history",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) BorrowSpotMarginLoan(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if s.isUta {
+		return nil, errors.New("this function only works for classical accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodPost,
+		endpoint: "/v5/spot-cross-margin-trade/loan",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) RepaySpotMarginLoan(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if s.isUta {
+		return nil, errors.New("this function only works for classical accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodPost,
+		endpoint: "/v5/spot-cross-margin-trade/repay",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) SetSpotMarginLeverage(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if !s.isUta {
+		return nil, errors.New("this function only works for UTA accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodPost,
+		endpoint: "/v5/spot-margin-trade/set-leverage",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) GetSpotMarginState(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if !s.isUta {
+		return nil, errors.New("this function only works for UTA accounts")
+	}
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	r := &request{
+		method:   http.MethodGet,
+		endpoint: "/v5/spot-margin-trade/state",
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}
+
+func (s *SpotMarginClient) ToggleSpotMarginTrade(ctx context.Context, opts ...RequestOption) (res *ServerResponse, err error) {
+	if err = handlers.ValidateParams(s.params); err != nil {
+		return nil, err
+	}
+	var endpoint string
+	if !s.isUta {
+		endpoint = "/v5/spot-margin-trade/switch-mode"
+	} else {
+		endpoint = "/v5/spot-cross-margin-trade/data"
+	}
+	r := &request{
+		method:   http.MethodPost,
+		endpoint: endpoint,
+		secType:  secTypeSigned,
+	}
+	r.setParams(s.params)
+	data, err := s.c.callAPI(ctx, r, opts...)
+	if err != nil {
+		return nil, err
+	}
+	res = new(ServerResponse)
+	err = json.Unmarshal(data, res)
+	if err != nil {
+		return nil, err
+	}
+	return res, nil
+}