“Braking System of BRT Bus CJ/T389-2012” which was chief edited by Youfin was approved by Ministry of Housing and Urban-Rural Development on 1st Mar 2012 and was  implemented on 1st Aug 2012. “Braking System of BRT Bus CJ/T389-2012”.  The standard drafting units are Zhejiang Vie Science and Technology Co., Ltd, Sanlang Group Co.,Ltd, Longzhong Holding Group Co., Ltd and WABCO Vehicle Control System (China) Ltd. Units that participanted in this standard are China Youngman Automobile Group Co., Ltd., Zhengzhou Yutong Group Co., Ltd., Shanghai Sunwin Bus Corporation (SUNWIN), Beijing Public Transport Holdings, Ltd. (BPT), Xiamen King Long United Automotive Industry Co., LTD, Fang Cheng Axle (Liuzhou) Co., LTD etc.