Bontecn Group Lachin Co., Ltd. Adrès Estasyon Dongshangtuan, 002 County Road, Konte Changle, Pwovens Shandong Imèl davei@bontecn.com bangtai@foxmail.com Telefòn / WhatsApp 电话：+86 147 6866 6676 WhatsApp：+86 147 6866 6676
