Rongtian Chemical, Firstly established in 2000 in Henan province, Rongtian Chemical has grown up to be a group co***ny manufacturing and exporting Pentaerythritol, Dipentaerythritol, Sodium Fomate, Calcium Formate, Melamine, C5&C9 Petroleum resin, Frothers and other products basic organic chemical material. To enjoy the advantage of convenient transportation and better server the customers from all over the world, Rongtian Chemical has built up its new co***ny in Qingdao in 2010. &...
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