diff --git a/i18n/lang/en.json b/i18n/lang/en.json
index 6e47632..be1b82a 100755
--- a/i18n/lang/en.json
+++ b/i18n/lang/en.json
@@ -64,7 +64,7 @@
     "c1":"Minimum withdrawal amount",
     "c2":"Version number",
     "c3":"Openable",
-    "c4":"Estimated margin",
+    "c4":"Margin",
     "c5": "your transfer order has been submitted successfully, please wait patiently, and the transfer result will be notified by SMS or e-mail. Please check it carefully. If you have any questions, please contact the customer service in time.",
 	"c6":"Proportion of increase"
   },
@@ -84,8 +84,8 @@
     "b2": "Welcome to",
     "b3": "Please log in",
     "b4": "Upgrade",
-    "b5": "Recharge",
-    "b6": "Withdrawal",
+    "b5": "Deposit",
+    "b6": "Withdraw",
     "b7": "Promotion",
     "b8": "Deduct the handling fee",
     "b9": "Available",
@@ -94,26 +94,26 @@
     "c2": "Identity Authentication",
     "c3": "Security Center",
     "c4": "Message Notification",
-    "c5": "Withdrawal Address",
+    "c5": "Withdraw Address",
     "c6": "Settings",
     "c7": "Optional",
     "c8": "Added successfully",
     "c9": "Cancelled successfully",
     "d0": "Home",
     "d1": "Transaction",
-    "d2": "Assets",
+    "d2": "Wallet",
     "d3": "Please enter search keywords",
     "d4": "All",
     "d5": "Motherboard",
-    "d6": "Total assets converted",
-    "d7": "Funds Account",
+    "d6": "Total Value",
+    "d7": "Spot Account",
     "d8": "Transfer",
-    "d9": "Search currency",
+    "d9": "Search Coin",
     "e0": "Hide",
     "e1": "Balance Assets",
     "e2": "Freeze",
-    "e3": "Folding",
-    "e4": "Contract Account",
+    "e3": "Valution",
+    "e4": "Derivatives Account",
     "e5": "Contract conversion",
     "e6": "Miner Level",
     "e7": "Miner"
@@ -152,7 +152,7 @@
     "b5": "Please enter search keywords",
     "b6": "Withdrawal",
     "b7": "Please select the chain type",
-    "b8": "Withdrawal Address",
+    "b8": "Withdraw Address",
     "b9": "Please enter address",
     "c0": "Quantity",
     "c1": "Balance",
@@ -179,7 +179,7 @@
     "e2": "Please fill in the address",
     "e3": "Please fill in the remarks",
     "e4": "Operation successful",
-    "e5": "Recharge Coin",
+    "e5": "Deposit",
     "e6": "Scan the QR code above to get the deposit address",
     "e7": "coin deposit address",
     "e8": "Amount of Deposit",
@@ -218,11 +218,11 @@
     "c4": "Uploaded successfully, please wait for review"
   },
   "exchange": {
-    "a0": "Coins",
+    "a0": "Spot Trading",
     "a1": "Subscription",
-    "a2": "Contract",
+    "a2": "Derivatives",
     "a3": "Transaction",
-    "a4": "Entrust",
+    "a4": "Open Orders",
     "a5": "History",
     "a6": "Added successfully",
     "a7": "Cancelled successfully",
@@ -303,7 +303,7 @@
     "b3": "Purchase Quantity",
     "b4": "Please enter the quantity",
     "b5": "Balance",
-    "b6": "Estimated Income",
+    "b6": "Unrealized PNL",
     "b7": "Buy Now",
     "b8": "Increase",
     "b9": "Flush",
@@ -339,7 +339,7 @@
     "a2": "Estimated time to go online",
     "a3": "Start time for purchase",
     "a4": "End of Subscription Time",
-    "a5": "Subscription",
+    "a5": "Purchase",
     "a6": "Please select the purchase currency",
     "a7": "Purchase Quantity",
     "a8": "Please enter the purchase quantity",
@@ -444,7 +444,7 @@
     "a8": "Transfer",
     "a9": "From",
     "b0": "To",
-    "b1": "Transfer Currency",
+    "b1": "Transfer Amount",
     "b2": "Balance",
     "b3": "All",
     "b4": "Transferred"
@@ -456,7 +456,7 @@
     "a3": "Message"
   },
   "invite": {
-    "a0": "Invite Friends",
+    "a0": "Purchase",
     "a1": "Partner",
     "a2": "Exclusive trading rebate",
     "a3": "Ordinary user",
@@ -507,13 +507,13 @@
   },
   "contract": {
     "a0": "Open Position",
-    "a1": "Position",
-    "a2": "Delegation",
-    "a3": "History",
+    "a1": "Size",
+    "a2": "Open Orders",
+    "a3": "Order History",
     "a4": "Contract Transaction",
     "a5": "Opened successfully",
     "a6": "Transaction Type",
-    "a7": "Closed",
+    "a7": "Filled",
     "a8": "Order Total",
     "a9": "Average Transaction Price",
     "b0": "Order Price",
@@ -526,9 +526,9 @@
     "b7": "Unsold",
     "b8": "Partial deal",
     "b9": "Full deal",
-    "c0": "Buy",
+    "c0": "Open long",
     "c1": "Close",
-    "c2": "Sell",
+    "c2": "Open short",
     "c3": "Close",
     "c4": "Warm Reminder",
     "c5": "Whether to cancel the current order",
@@ -540,15 +540,15 @@
     "d1": "Price",
     "d2": "Quantity",
     "d3": "Deal time",
-    "d4": "User Rights",
+    "d4": "Account Equity",
     "d5": "Unrealized profit and loss",
     "d6": "Risk Rate",
     "d7": "Market Price",
     "d8": "Leaf",
     "d9": "Occupy Margin",
-    "e0": "bullish",
+    "e0": "buy",
     "e1": "Can open more",
-    "e2": "Bearish",
+    "e2": "sell",
     "e3": "Can open empty",
     "e4": "Available",
     "e5": "Transfer",
@@ -572,16 +572,16 @@
     "g3": "Only display the current contract",
     "g4": "Amountable to level",
     "g5": "Delegated Freeze",
-    "g6": "Average opening price",
+    "g6": "Entry Price",
     "g7": "Settlement Base Price",
-    "g8": "Estimated Strong Parity",
+    "g8": "Liq Price",
     "g9": "Settled income",
-    "h0": "Yield",
+    "h0": "ROE %",
     "h1": "Stop Profit",
     "h2": "Stop Loss",
     "h3": "Close Position",
     "h4": "The market price is flat",
-    "h5": "Stop Profit Loss",
+    "h5": "TP/SL for position",
     "h6": "flat",
     "h7": "Please enter the closing price",
     "h8": "Limit Price",
@@ -590,10 +590,10 @@
     "i1": "Average opening price",
     "i2": "Latest Transaction Price",
     "i3": "Please enter the price",
-    "i4": "Take Profit Trigger Price",
+    "i4": "TP Price",
     "i5": "Market price to",
     "i6": "Take profit order will be triggered at the time, and profit and loss is expected after the transaction",
-    "i7": "Stop Loss Trigger Price",
+    "i7": "SL Price",
     "i8": "A stop loss order will be triggered at the time, and profit and loss is expected after the transaction",
     "i9": "OK",
     "j0": "Successfully closed position",
@@ -613,7 +613,7 @@
     "k4": "The screenshot is successful and has been saved locally",
     "k5": "Screenshot failed",
     "k6": "Long press to take screenshot",
-    "k7": "One-key full leveling",
+    "k7": "Close All Positions",
     "k8": "One-key reverse",
     "k9": "Whether one-key full leveling",
     "l0": "Completely successful",
@@ -728,12 +728,12 @@
       "a0":"Go to real name",
       "a1":"About us",
       "a2":"Welcome!",
-      "a3":"Stop profit and stop loss setting",
+      "a3":"TP/SL for position",
       "a4":"Trade at current latest price",
-      "a5":"Position",
+      "a5":"Positions",
       "a6":"Order management",
-      "a7":"All entrustment",
-      "a8":"Historical records",
+      "a7":"Open Orders",
+      "a8":"Order History",
       "a9":"multiple",
       "b0":"Are you sure you want to log out?",
       "b1":"Sign in or register",