化工原料 chemical raw material ; [化工] industrial chemicals ; Chemicals ; Chemical feedstock

化工新材料局 New Chemical Material Department

有机化工原料 Organic Chemicals ; Organic Chemical Raw Materials

无机化工原料 Inorganic Chemicals ; Inorganic Chemical Materials

化学和材料工程师 Chemical and materials engineers

化工新型材料 New Chemical Materials

化工新材料 New Chemical Material ; CHEMICAL ADVANCED MATERIALS ; chemical new material

化工材料 chemical materials ; chemical engineering materials

化工油漆染料店 chemicals paint and dyestuffs shop ; chemicals, paint and dyestuffs shop