November 21, 1925，Ye Ting's Independent Group was established in Zhaoqing, Guangdong，There are more than 2100 people in the whole group，There are three battalions and two direct jurisdictions。January 1926，Ye Ting's independent regiment was officially changed to the Fourth Army of the National Revolutionary Army。The Fourth Army of the National Revolutionary Army with Ye Ting as the head of the regiment，It is a revolutionary armed Sky Bet forces led by the Communist Party of China during the first cooperation of the Communist Party of China。

early May 1926，Ye Ting led the independent group from Zhaoqing to the Northern Expedition，Passing in Guangzhou，Zhou Enlai, the Central Committee of the Communist Party of China, sent a political mobilization to the independent regiment and above。Independent group officers and soldiers shoulders the party's heavy trust，Out of Shaoguan，Entering Hunan。mid -May，Independent regiment defeats Chen Jiongming's more than 1,000 people in the Guangdong army，Occupy Rucheng，Get the victory of the first battle。At the end of May，Ye Ting received an emergency Sky bet app download telegram from Tang Shengzhi, the eighth army commander Tang Shengzhi，also leads the rain and help Anren，After two days of battle，The troops of the 4 regiments of the enemy forces have been defeated，Pursuit of victory，Occupy You County，lifted the threat from the side of Tang Shengzhi's side，Created favorable conditions for the army of the Northern Expeditionary forces。Two battles and two briefs make Ye Ting's independent regiment prestige。

Northern Expedition Army Lin Wuhan，Wu Peifu hurriedly dispatched nearly 30,000 people for military strength，In an attempt to use three sides of Yuehan Road around water、A high mountain towering Tianyu Tingsi sky bet games online Bridge，Dead support。So，Northern Expedition Army attacking Tingsiqiao，It is a decisive battle in the Northern Expedition。August 26，Six regiments of the fourth army launched a violent attack on Ting Siqiao。Enemies according to danger and stubborn resistance。Wu Peifu visited the Governor War，Divided the "Big Knife Team" into the 8th Road Supervision，Ordered "Retireers to kill without forgiveness"。Fight on the bridge between the two parties，The competition is very intense。The Northern Expedition Army continuously charged more than 10 times。Ting Siqiao 4 times easy to handle。Both sides are very casualties。Dawn on sky bet games online the 27th，Ye Ting's Independent Regiment and the Seventh Army are led by farmers，A roundabolic back to the back of the enemy，Attack on the front and back，Finally break through the enemy's position，Occupy Ting Siqiao。Then，Independent group by victory，Occupy Xianning City。

Wu Peifu established a headquarters at He Shengqiao, who is in dangerous terrain，concentrated more than 40,000 people's troops，3 defense lines，Sitting in the town in person。Four Army was ordered to attack He Shengqiao first。Ye Ting's independent group serves as the main attack。Ye Ting Commander Forces continuously combat，When Wu Peifu's breathing sky bet login is unsuccessful，Quickly move in the night，Direct insertion enemy depth position，Completed the task of the central breakthrough。Ye Ting came out in front of the lone army、In the case of three sides of the enemy，Yan Ling forces attack forward，Breakthrough in the Mountains of the Bulls in a row、Railway Bridge and other enemy forces core positions。Fierce fighting combat，Wu Peifu thrown off the iron armored train command post in He Shengqiao，Escape escape。At this time, the Beiyang Army of tens of thousands of people has completely scared the prestige of the independent regiment，Non -war self -collapsed。Wu Peifu is in order to save the soldiers sky bet games online and defeats the mountains，I shot a brigade person in person，Hang his head on He Shengqiao，I couldn't stabilize the military heart。Under the support of subsequent troops，Independent group breaks through the last two defense，Open the portal leading to Wuhan。

Ye Ting independent group as the Northern Expedition Pioneer，In Ting Siqiao、He Shengqiao and other famous campaigns were born to death，Ovilled，Grandment of brilliant record，won the glorious title of the "Iron Army" for the Fourth Army。Ye Ting is recognized as "Northern Expedition"。