Shanghai Richfield Nazioarteko Kooperatiba, Ltd.
Shandong Richfield Elikagai Industria Co., Ltd.
Xuzhou Richfield Elikagai Industria Kooperatiba, Ltd.
Shandong Richfield Elikagaien Enpresa, Ltd.
Richfield VN Konpainia Mugatua
1102 gela, Hengji 688 Plaza, 688 Nanjing West Road, Jing'an barrutia, Shanghai, Txina
+86-21-52285809
+86-18811466326