●1995:We built 5.2 million tons/year oil refining reduction of vacuum system of atmospheric and vacuum for Sinopec GuanghZhou branch.

●1998:We built caprolactam unit vacuum distillation vacuum system for NanJing DSM Oriental chemical Co.,Ltd.

●1999:We built the constryction Baosteel 40t VD vacuum system, the first VD vacuum refining system

●2002:We built HuBei SanNing 20K tons/year cyclohexanone equipment vacuum distillation vacuum system.

●2003:Hangzhen Vacuum Engineering Technology Co.,Ltd was founded.

●2005: We built 200-500 tons of vacuum casting equipment, the first VC vacuum refining system.

●2006:We design and built jet desulfurization projects with GuangShiHua branch, and the desulfurization index reached domestic advanced level.

●2007:We built 180RH refining furnace body equipment for ShaGang Group, the first RH vacuum refining project.

●2009:We built the large rocket vacuum simulation system. The vacuum system extraction capacity of 23K/h.

●2013: We built the first domestic sets using mechanical oil refining reduction top vacuum system-CNOOC zhanjiang 80K tons oil project; 

●2014:Company built the domestic made 2sets of full mechanical oil refining reduction to vacuum system-CNOOC zhoushan  petrochemical oil 3million tons/year heavy oil cracking until feedstock pretreatment project.

●2015.1：We, Zhejiang Hangzhen Energy Technology Company Limited, officially land new three board stock market,stock code 833903.