Located in Qingdao city,Qingdao HengZhiYuan Chemicals Co.,Ltd is a Chinese company which specializes in producing and exporting chemicals.The main products include caustic soda,sodium hexametaphosphate,sodium metabisulphite,chrome yellow light/middle/deep,iron oxide red/yellow/black/green,lithopone,titanium dioxide anatase/rutile type,glacial acetic acid,carbon black,sulphur black,pentaerythritol,carboxyl methyl cellulose,zinc oxide,formic acid,oxalic acid,sodium formate and so on. We specialize in exporting chemicals. During the past years, we have always been offering preeminent services to our customers all around the world. With longtime exporting experience and abundant technical skills, we can ensure you good follow-up service and perfect after-sales technical support. We alway..