Ningbo zhengyang plastic technology ltd. Is located in the city of yao, ningboyu, mainly operating in plastic raw materials, and is mainly sold: poe, eva, eaa, ema, emaa, sarin resin, saline metal, iron fluoride, pom, pa6, pa66, etc. The main brands are dow, dupont, exxonmobil, sk chemistry, lg chemistry, komu, mega-organisation and so on。