This is sunjie , sales manager of Jiangsu RuiYang Chemical co.,Ltd ; I hope this will open the gate for long term mutual business between us. Jiangsu Ruiyang Chemical Co櫻�옙���占�d(briefed as Ruiyang ChemicaI) is one of the professional manufacturer of R&D and producing pclyalcohol With a registered capital of Rmb 96.02 million and a total assets of Rmb 460 million櫻�옙��iyang Chemical has a lot of empolyee who have engaged in R&D櫻�옙��oducing櫻�옙��aIity inspection and management about pentaerythritol for more than 20 years Product quality is defenitely the best in China. we have every content of penta. Our scale is very large ,so we can give you a stable supply . We have penta 99,98,95,90,and Dipenta 95,90,85,and tripenta 70.