1, Oilfield Petrochemical

Address: dongying city west three way 26-1 the into age center, room 402

Web site: www.dygmhg.com

Department contact:lupeng

Telephone: 13356645091  0546-7770696

2, Oilfield Services

Address: dongying city west three way 26-1 the into age center, room 402

Web site: www.dygmhg.com

Department contact: WuJianYi

Telephone: 13864767330 0546-7770696

3, Building Materials for Heat Preservation

Address:1 kilometer south Dongba Road, Qingtuo Farm, Kenli County, Dongying City, Shandong

Phone: 0546-7770696(Office Location)

           13356645091 lupeng（Sales Department）

              15166226576 Manager Liu (Technology Department)

              18006472100 Manager Wang (Sales Department)

Web site: www.dygmhg.com

4, Oilfield Environmental Protection

Address: dongying city west three way 26-1 the into age center, room 402

Web site: www.dygmhg.com

Department contact: LuPeng

Telephone: 13356645091 0546-7770696