On December 31, 2014, the industrial standard of medium molecular weight polyisobutylene was issued and implemented on June 1, 2015.
Contact us
Marketing department:Address: No. 901, Kaituo Road, High-tech District, Jinan,250101, Shandong, China Tel: 86-531-88876900Fax: 86-531-88883058Manager of Import & Export Department: Mr.Sha +86 15866762508 E-mail:marketing@sdhrsh.comWebsite: http://www.szbzc.com