diff --git a/coin/coins.go b/coin/coins.go
index 8d6b814..9759f39 100644
--- a/coin/coins.go
+++ b/coin/coins.go
@@ -1,6 +1,6 @@
 // Code generated by go generate; DO NOT EDIT.
 // This file was generated by robots at
-// 2020-12-14 08:51:58.497823 +0800 CST m=+0.001342873
+// 2021-01-11 19:03:18.046246 -0800 PST m=+0.001414779
 // using data from coins.yml
 package coin
 
@@ -108,7 +108,7 @@ var Coins = map[uint]Coin{
 		Symbol:           "ICX",
 		Name:             "ICON",
 		Decimals:         18,
-		BlockTime:        0,
+		BlockTime:        10000,
 		MinConfirmations: 0,
 		SampleAddr:       "hxee691e7bccc4eb11fee922896e9f51490e62b12e",
 	},
@@ -148,7 +148,7 @@ var Coins = map[uint]Coin{
 		Symbol:           "POA",
 		Name:             "Poa",
 		Decimals:         18,
-		BlockTime:        30000,
+		BlockTime:        5000,
 		MinConfirmations: 0,
 		SampleAddr:       "0x1fddEc96688e0538A316C64dcFd211c491ECf0d8",
 	},
@@ -168,7 +168,7 @@ var Coins = map[uint]Coin{
 		Symbol:           "FIO",
 		Name:             "FIO",
 		Decimals:         9,
-		BlockTime:        0,
+		BlockTime:        5000,
 		MinConfirmations: 0,
 		SampleAddr:       "FIO5J2xdfWygeNdHZNZRzRws8YGbVxjUXtp4eP8KoGkGKoLFQ7CaU",
 	},
@@ -248,7 +248,7 @@ var Coins = map[uint]Coin{
 		Symbol:           "BNB",
 		Name:             "BNB",
 		Decimals:         8,
-		BlockTime:        4000,
+		BlockTime:        1000,
 		MinConfirmations: 2,
 		SampleAddr:       "tbnb1fhr04azuhcj0dulm7ka40y0cqjlafwae9k9gk2",
 	},
@@ -589,7 +589,7 @@ var Coins = map[uint]Coin{
 		PreferedSymbol:   "BSCLegacy",
 		Name:             "Binance Smart Chain",
 		Decimals:         18,
-		BlockTime:        3000,
+		BlockTime:        5000,
 		MinConfirmations: 0,
 		SampleAddr:       "0x35552c16704d214347f29Fa77f77DA6d75d7C752",
 	},
diff --git a/coin/coins.yml b/coin/coins.yml
index a30e804..d326283 100644
--- a/coin/coins.yml
+++ b/coin/coins.yml
@@ -20,6 +20,7 @@
   name: ICON
   decimals: 18
   sampleAddress: 'hxee691e7bccc4eb11fee922896e9f51490e62b12e'
+  blockTime: 10000
 
 - id: 118
   symbol: ATOM
@@ -50,7 +51,7 @@
   handle: poa
   name: Poa
   decimals: 18
-  blockTime: 30000
+  blockTime: 5000
   sampleAddress: '0x1fddEc96688e0538A316C64dcFd211c491ECf0d8'
 
 - id: 195
@@ -66,6 +67,7 @@
   handle: fio
   name: FIO
   decimals: 9
+  blockTime: 5000
   sampleAddress: 'FIO5J2xdfWygeNdHZNZRzRws8YGbVxjUXtp4eP8KoGkGKoLFQ7CaU'
 
 - id: 242
@@ -129,7 +131,7 @@
   handle: binance
   name: BNB
   decimals: 8
-  blockTime: 4000
+  blockTime: 1000
   minConfirmations: 2
   sampleAddress: 'tbnb1fhr04azuhcj0dulm7ka40y0cqjlafwae9k9gk2'
 
@@ -403,7 +405,7 @@
   handle: bsc
   name: 'Binance Smart Chain'
   decimals: 18
-  blockTime: 3000
+  blockTime: 5000
   sampleAddress: '0x35552c16704d214347f29Fa77f77DA6d75d7C752'
 
 - id: 20000714
diff --git a/numbers/number_test.go b/numbers/number_test.go
index 470ccd0..e4898ba 100644
--- a/numbers/number_test.go
+++ b/numbers/number_test.go
@@ -26,6 +26,7 @@ func TestToDecimal(t *testing.T) {
 	assert.Equal(t, ToDecimal("212880628", 9), "0.212880628")
 	assert.Equal(t, ToDecimal("4634460765323682", 18), "0.0046344608")
 	assert.Equal(t, ToDecimal("100000000000", 8), "1000")
+	assert.Equal(t, ToDecimal("5000000000", 8), "50")
 }
 
 func TestFromDecimal(t *testing.T) {