| Formaldehyde sales department、Methanol procurement, liquid ammonia procurement Manager Qin: 19914214866(Wechat) Manager Zhou:19915016569(Wechat) E-mail:xjhuachunnengyuan@163.com Ulotropine sales Department Manager Hou:18890885321(Wechat) Manager Xing:18399990571(Wechat) Manager Zhou:19915016569(Wechat) E-mail:xjhuachunnengyuan@163.com |