一级代理PI日本三井化学 PL450C 粉末 PL6200 颗粒 高纯度聚酰亚胺

Address:Room 105, No. 9, Lane 3, Baiguodong New City Street, Dongguan Weicai Plastic Raw Materials Co., Ltd., Dongguan City, Guangdong Province
Tel:17724342474