Jinan, Shandong, China,
Shandong Hongrui New Material Technology Co.,Ltd., formerly named Shandong Petrochemical Co., Ltd. ,fouded in 2006, is one of the main manufacturers Polyisobutylenewith brand HRD China. Hongrui has powerful research strength withmany senior ...
pib, polyisobutylene, low molecular weight polyisobutylene, medium molecular weight polyisobutylene