diff --git a/C#.NET/source/Yitter.IdGenTest/Program.cs b/C#.NET/source/Yitter.IdGenTest/Program.cs
index 4c614ae..0946be0 100644
--- a/C#.NET/source/Yitter.IdGenTest/Program.cs
+++ b/C#.NET/source/Yitter.IdGenTest/Program.cs
@@ -54,9 +54,9 @@ namespace Yitter.OrgSystem.TestA
 
             while (true)
             {
-                //RunSingle();
+                RunSingle();
                 // Go(options);
-                CallDll();
+                //CallDll();
                 Thread.Sleep(1000); // 每隔1秒执行一次Go
             }
         }
diff --git a/ZeOthers/Vlang/source/contract/IIdGenerator.v b/ZeOthers/Vlang/source/contract/IIdGenerator.v
new file mode 100644
index 0000000..c85a917
--- /dev/null
+++ b/ZeOthers/Vlang/source/contract/IIdGenerator.v
@@ -0,0 +1,5 @@
+module contract
+
+pub interface IIdGenerator {
+	new_long() u64
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/contract/ISnowWorker.v b/ZeOthers/Vlang/source/contract/ISnowWorker.v
new file mode 100644
index 0000000..0494115
--- /dev/null
+++ b/ZeOthers/Vlang/source/contract/ISnowWorker.v
@@ -0,0 +1,5 @@
+module contract
+
+pub interface ISnowWorker  {
+	next_id() u64
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/contract/IdGeneratorOptions.v b/ZeOthers/Vlang/source/contract/IdGeneratorOptions.v
new file mode 100644
index 0000000..f31e5ee
--- /dev/null
+++ b/ZeOthers/Vlang/source/contract/IdGeneratorOptions.v
@@ -0,0 +1,13 @@
+module contract
+
+pub struct IdGeneratorOptions {
+pub mut:
+	method             u16 =1// 雪花计算方法,（1-漂移算法|2-传统算法），默认1
+	base_time          i64// 基础时间，不能超过当前系统时间
+	worker_id          u16 =1// 机器码，与 workerid_bitlength 有关系
+	workerid_bitlength byte=6// 机器码位长，范围：1-21（要求：序列数位长+机器码位长不超过22）
+	seq_bitlength      byte=6// 序列数位长，范围：2-21（要求：序列数位长+机器码位长不超过22）
+	max_seqnumber      u32// 最大序列数（含），（由seq_bitlength计算的最大值）
+	min_seqnumber      u32// 最小序列数（含），默认5，不小于1，不大于max_seqnumber
+	top_over_cost_count  u32 =2000// 最大漂移次数（含），默认2000，推荐范围500-10000（与计算能力有关）
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/core/SnowWorkerM1.v b/ZeOthers/Vlang/source/core/SnowWorkerM1.v
new file mode 100644
index 0000000..af38d65
--- /dev/null
+++ b/ZeOthers/Vlang/source/core/SnowWorkerM1.v
@@ -0,0 +1,198 @@
+module core
+
+import contract
+import time
+import sync
+
+pub struct SnowWorkerM1{
+mut:
+	method            u16 // 雪花计算方法,（1-漂移算法|2-传统算法），默认1
+	base_time          i64 // 基础时间，不能超过当前系统时间
+	worker_id          u16 // 机器码，与 workerid_bitlength 有关系
+	workerid_bitlength byte// 机器码位长，范围：1-21（要求：序列数位长+机器码位长不超过22）
+	seq_bitlength      byte// 序列数位长，范围：2-21（要求：序列数位长+机器码位长不超过22）
+	max_seqnumber      u32 // 最大序列数（含），（由seq_bitlength计算的最大值）
+	min_seqnumber      u32 // 最小序列数（含），默认5，不小于1，不大于max_seqnumber
+	top_over_cost_count  u32 // 最大漂移次数（含），默认2000，推荐范围500-10000（与计算能力有关）
+
+	timestamp_shift byte
+	current_seqnumber u32
+	last_time_tick i64
+	turn_back_timetick i64
+	turnback_index byte
+	is_over_cost bool
+	overcostcount_inoneterm u32
+	gencount_inoneterm u32
+	term_index u32
+	mu      sync.Mutex
+}
+
+pub fn make_sf_m1(options &contract.IdGeneratorOptions) &contract.ISnowWorker{
+	worker_id := options.worker_id
+
+	mut workerid_bitlength:=byte(6)
+	if options.workerid_bitlength != 0 {
+		workerid_bitlength = options.workerid_bitlength
+	}
+	mut seq_bitlength:=byte(6)
+	if options.seq_bitlength != 0 {
+		seq_bitlength = options.seq_bitlength
+	}
+	mut max_seqnumber:=u32(0)
+	if options.max_seqnumber > 0 {
+		max_seqnumber = options.max_seqnumber
+	} else {
+		max_seqnumber = (1<<options.seq_bitlength) - 1
+	}
+	min_seqnumber := options.min_seqnumber
+	top_over_cost_count := options.top_over_cost_count
+
+	mut base_time:=i64(0)
+	if options.base_time != 0 {
+		base_time = options.base_time
+	} else {
+		base_time = 1582136402000
+	}
+	timestamp_shift := byte(options.workerid_bitlength + options.seq_bitlength)
+	current_seqnumber := options.min_seqnumber
+	return &SnowWorkerM1{
+		base_time:          base_time,
+		worker_id:          worker_id,
+		workerid_bitlength: workerid_bitlength,
+		seq_bitlength:      seq_bitlength,
+		max_seqnumber:      max_seqnumber,
+		min_seqnumber:      min_seqnumber,
+		top_over_cost_count:  top_over_cost_count,
+		timestamp_shift:   timestamp_shift,
+		current_seqnumber: current_seqnumber}
+}
+
+// fn (m1 SnowWorkerM1) do_gen_id_action(arg &contract.over_cost_action_arg) {
+
+// }
+
+// fn (m1 &SnowWorkerM1) begin_over_cost_action(use_time_tick i64) {
+
+// }
+
+fn (mut m1 SnowWorkerM1) end_over_cost_action() {
+	if m1.term_index > 10000 {
+		m1.term_index = 0
+	}
+}
+
+// fn (m1 &SnowWorkerM1) begin_turn_back_action(use_time_tick i64) {
+
+// }
+
+// fn (m1 &SnowWorkerM1) end_turn_back_action(use_time_tick i64) {
+
+// }
+
+fn (mut m1 SnowWorkerM1) next_over_cost_id() u64 {
+	current_time_tick := m1.get_current_time_tick()
+	if current_time_tick > m1.last_time_tick {
+		m1.end_over_cost_action()
+		m1.last_time_tick = current_time_tick
+		m1.current_seqnumber = m1.min_seqnumber
+		m1.is_over_cost = false
+		m1.overcostcount_inoneterm = 0
+		m1.gencount_inoneterm = 0
+		return m1.calc_id()
+	}
+	if m1.overcostcount_inoneterm >= m1.top_over_cost_count {
+		m1.end_over_cost_action()
+		m1.last_time_tick = m1.get_next_time_tick()
+		m1.current_seqnumber = m1.min_seqnumber
+		m1.is_over_cost = false
+		m1.overcostcount_inoneterm = 0
+		m1.gencount_inoneterm = 0
+		return m1.calc_id()
+	}
+	if m1.current_seqnumber > m1.max_seqnumber {
+		m1.last_time_tick++
+		m1.current_seqnumber = m1.min_seqnumber
+		m1.is_over_cost = true
+		m1.overcostcount_inoneterm++
+		m1.gencount_inoneterm++
+
+		return m1.calc_id()
+	}
+	m1.gencount_inoneterm++
+	return m1.calc_id()
+}
+
+fn (mut m1 SnowWorkerM1) next_normal_id() u64 {
+	current_time_tick := m1.get_current_time_tick()
+	if current_time_tick < m1.last_time_tick {
+		if m1.turn_back_timetick < 1 {
+			m1.turn_back_timetick = m1.last_time_tick - 1
+			m1.turnback_index++
+			// 每毫秒序列数的前5位是预留位，0用于手工新值，1-4是时间回拨次序
+			// 最多4次回拨（防止回拨重叠）
+			if m1.turnback_index > 4 {
+				m1.turnback_index = 1
+			}
+			// m1.begin_turn_back_action(m1.turn_back_timetick)
+		}
+		return m1.calc_turn_back_id()
+	}
+	// 时间追平时，turn_back_timetick清零
+	if m1.turn_back_timetick > 0 {
+		// m1.end_turn_back_action(m1.turn_back_timetick)
+		m1.turn_back_timetick = 0
+	}
+	if current_time_tick > m1.last_time_tick {
+		m1.last_time_tick = current_time_tick
+		m1.current_seqnumber = m1.min_seqnumber
+		return m1.calc_id()
+	}
+	if m1.current_seqnumber > m1.max_seqnumber {
+		// m1.begin_over_cost_action(current_time_tick)
+		m1.term_index++
+		m1.last_time_tick++
+		m1.current_seqnumber = m1.min_seqnumber
+		m1.is_over_cost = true
+		m1.overcostcount_inoneterm = 1
+		m1.gencount_inoneterm = 1
+
+		return m1.calc_id()
+	}
+	return m1.calc_id()
+}
+
+fn (mut m1 SnowWorkerM1) calc_id() u64 {
+	result := u64(m1.last_time_tick<<m1.timestamp_shift) | u64(m1.worker_id<<m1.seq_bitlength) | u64(m1.current_seqnumber)
+	m1.current_seqnumber++
+	return result
+}
+
+fn (mut m1 SnowWorkerM1) calc_turn_back_id() u64 {
+	result := u64(m1.turn_back_timetick<<m1.timestamp_shift) | u64(m1.worker_id<<m1.seq_bitlength) | u64(m1.turnback_index)
+	m1.turn_back_timetick--
+	return result
+}
+
+fn (m1 &SnowWorkerM1) get_current_time_tick() i64 {
+	return i64(time.now().unix_time_milli()) - m1.base_time
+}
+
+fn (m1 &SnowWorkerM1) get_next_time_tick() i64 {
+	mut temp_time_ticker := m1.get_current_time_tick()
+	for temp_time_ticker <= m1.last_time_tick {
+		temp_time_ticker = m1.get_current_time_tick()
+	}
+	return temp_time_ticker
+}
+
+pub fn (mut m1 SnowWorkerM1) next_id() u64 {
+	m1.mu.@lock()
+	mut id:=u64(0)
+	if m1.is_over_cost {
+		id= m1.next_over_cost_id()
+	} else {
+		id= m1.next_normal_id()
+	}
+	m1.mu.unlock()
+	return id
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/core/SnowWorkerM2.v b/ZeOthers/Vlang/source/core/SnowWorkerM2.v
new file mode 100644
index 0000000..ec3f92e
--- /dev/null
+++ b/ZeOthers/Vlang/source/core/SnowWorkerM2.v
@@ -0,0 +1,38 @@
+module core
+
+import contract
+
+struct SnowWorkerM2{
+	SnowWorkerM1
+}
+
+pub fn make_sf_m2(options &contract.IdGeneratorOptions) &contract.ISnowWorker{
+	m1:=make_sf_m1(options)
+	if m1 is SnowWorkerM1{
+		return &SnowWorkerM2{
+			m1
+		}
+	}
+	return &SnowWorkerM2{}
+}
+
+pub fn (mut m2 SnowWorkerM2) next_id()u64{
+	m2.mu.@lock()
+	mut current_time_tick:=m2.get_current_time_tick()
+	if m2.last_time_tick==current_time_tick{
+		m2.current_seqnumber=(m2.current_seqnumber+1) & m2.max_seqnumber
+		if m2.current_seqnumber==0{
+			m2.current_seqnumber=m2.min_seqnumber
+			current_time_tick=m2.get_next_time_tick()
+		}
+	}else{
+		m2.current_seqnumber=m2.min_seqnumber
+	}
+	if current_time_tick < m2.last_time_tick {
+		println("Time error for "+(m2.last_time_tick-current_time_tick).str()+" milliseconds")
+	}
+	m2.last_time_tick=current_time_tick
+	id:= u64(current_time_tick<<m2.timestamp_shift) | u64(m2.worker_id<<m2.seq_bitlength) | u64(m2.current_seqnumber)
+	m2.mu.unlock()
+	return id
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/gen/DefaultIdGenerator.v b/ZeOthers/Vlang/source/gen/DefaultIdGenerator.v
new file mode 100644
index 0000000..1c73e3b
--- /dev/null
+++ b/ZeOthers/Vlang/source/gen/DefaultIdGenerator.v
@@ -0,0 +1,67 @@
+module gen
+
+import contract
+import core
+import time
+
+pub struct DefaultIdGenerator {
+mut:
+	options              &contract.IdGeneratorOptions
+	snow_worker          &contract.ISnowWorker
+}
+
+pub fn make_generator(options &contract.IdGeneratorOptions) &DefaultIdGenerator {
+	min_time := i64(631123200000)
+	if options.base_time < min_time || options.base_time > time.now().unix_time_milli()  {
+		panic("base_time error.")
+	}
+
+	if options.seq_bitlength+options.workerid_bitlength > 22 {
+		panic("error：workerid_bitlength + seq_bitlength <= 22")
+	}
+
+	max_workerid_number := 1<<options.workerid_bitlength - 1
+	if options.worker_id > max_workerid_number {
+		panic("WorkerId error. (range:[1, " + max_workerid_number.str() + "]")
+	}
+
+	if options.seq_bitlength < 2 || options.seq_bitlength > 21 {
+		panic("seq_bitlength error. (range:[2, 21])")
+	}
+
+	max_seqnumber := 1<<options.seq_bitlength - 1
+	if options.max_seqnumber > max_seqnumber {
+		panic("MaxSeqNumber error. (range:[1, " + max_seqnumber.str() + "]")
+	}
+
+	if options.min_seqnumber > max_seqnumber {
+		panic("MinSeqNumber error. (range:[1, " + max_seqnumber.str() + "]")
+	}
+
+	match options.method {
+		1 {
+			return &DefaultIdGenerator{
+				options:    options,
+				snow_worker: core.make_sf_m1(options),
+			}
+		}
+		2 {
+			return &DefaultIdGenerator{
+				options:    options,
+				snow_worker: core.make_sf_m2(options),
+			}
+		}
+		else {
+			return &DefaultIdGenerator{
+				options:    options,
+				snow_worker: core.make_sf_m1(options),
+			}
+		}
+	}
+
+
+}
+
+pub fn (mut dig DefaultIdGenerator) new_long() u64 {
+	return dig.snow_worker.next_id()
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/gen/YitIdHelper.v b/ZeOthers/Vlang/source/gen/YitIdHelper.v
new file mode 100644
index 0000000..9bbcc69
--- /dev/null
+++ b/ZeOthers/Vlang/source/gen/YitIdHelper.v
@@ -0,0 +1,12 @@
+module gen
+
+import contract
+
+pub struct YitIdHelper  {
+mut:
+	id_gen contract.IIdGenerator
+}
+
+pub fn (yih &YitIdHelper) next_id() u64 {
+	return yih.id_gen.new_long()
+}
\ No newline at end of file
diff --git a/ZeOthers/Vlang/source/test b/ZeOthers/Vlang/source/test
new file mode 100644
index 0000000..24b2f2c
Binary files /dev/null and b/ZeOthers/Vlang/source/test differ
diff --git a/ZeOthers/Vlang/source/test.v b/ZeOthers/Vlang/source/test.v
new file mode 100644
index 0000000..ee4fc91
--- /dev/null
+++ b/ZeOthers/Vlang/source/test.v
@@ -0,0 +1,31 @@
+module main
+import time
+import contract
+import gen
+
+fn main(){
+    // 方法一：直接采用默认方法生成一个Id
+	yid := gen.YitIdHelper{
+		id_gen: gen.make_generator(&contract.IdGeneratorOptions{
+			method: 1
+			base_time: 1582136402000
+			workerid_bitlength:6
+			seq_bitlength:6
+		})
+	}
+	println(yid.next_id())
+
+	// 方法二：自定义参数
+
+	times := 50000
+
+	for {
+		begin := time.now().unix_time_milli()
+		for i := 0; i < times; i++ {
+			yid.next_id()
+		}
+		end := time.now().unix_time_milli()
+		println("漂移，总共："+times.str()+"，"+(end-begin).str()+" ms")
+		time.sleep(1 * time.second)
+	}
+}
\ No newline at end of file