Address
Shengtuo Chemical Industry Park, Kenli District, Dongying City, Shandong Province
Call
+86-021-52907631 （Shanghai Branch）
+86 15601760018 （JIA）
+86-0546-2369006
Email
jiazhiying@heyigas.com
xingquanwei@heyigas.com
+86-021-52907631
English
