Heda building Commitment integrity unit Heda building Guangdong Province Enterprise Of Observing Contract And Valuing Credit Heda building The Metal Enterprises Union Of Jieyang Heda building Jieyang Metal Enterprise Association certificate Office environment Jieyang Lvyuan volunteer association vice president of the first session warehouse Senior Citizens Association hired a permit Trademark registration certificate Shenzhen Jieyang Chamber of Commerce Vice President for the first time Guangdong Hechuangda Shenzhen Jieyang Chamber of Commerce vice president of the second session Office environment Shenzhen Jieyang Chamber of Commerce vice chairman of the board of supervisors Office environment Shenzhen Heda