Sertifika

Şirket sertifikası

SGS
Hebei Jinchangsheng Chemical Technology Co., Ltd.(2)
Çinko sülfat sertifikası(1)
Hebei Jinchangsheng Kimyasal Technology Co., Ltd1.

Sertifika sertifikası

Hebei Jinchangsheng Chemical Technology Co., Ltd.2 (1)
Hebei Jinchangsheng Chemical Technology Co., Ltd.1 (3)
Hebei Jinchangsheng Chemical Technology Co., Ltd.1 (1)
Hebei Jinchangsheng Chemical Technology Co., Ltd.1 (2)
Hebei Jinchangsheng Chemical Technology Co., Ltd.2 (2)

Kupalar

Katman 6
Katman 7
Katman 8
Katman 9