... Sevice Taishan Group Tai'an Boao International Trade Co., Ltd. is subsidiary company of Taishan Group, It ... instrument, deaerator, heat exchanger, water treatment equipment3. Pressure vessel: stainless steel vessel, carbon vessel, steam autoclave,4. Heat exchanger: plate & tube ... plastic product etc.Taishan Group Taian Boao international Trade Co., Ltd. exports products to USA, Japan, Korea, France, ...