bossgoo服务/售后/程序多重升级
  • chemical raw material diethylene glycol

Our enterprise since its inception, often regards solution excellent as enterprise life, continually strengthen output technology, enhance product high quality and continually strengthen organization total high-quality administration, in strict accordance using the national standard ISO 9001:2000 for chemical raw material diethylene glycol and we own a expert R&D team and complete testing facility.