Jinan Dongyuan Chemicals Co., Ltd. Alamat Jalan Qinghe Kalér, Kacamatan Tianqiao, Kota Jinan, Propinsi Shandong, Cina. Surélék dongyuan@factoryhpmc.com postmaster@jndyhx.com Telepon 0086-18363095464 0086-18866610821