On June 28, 2019, China Railway Certification Center (CRCC) issued CRCC Certification Announcement No. 26 (Zong No. 412) in 2019, in which the uniaxial stretched plastic geogrid (PP) and biaxial stretched plastic geogrid produced by BOSTD Geosythetics Qingdao Ltd., a member of China Institute of Geosynthetics Engineering Society (hereinafter referred to as the CIGES), have passed the certification, It becomes the first manufacturer in China to obtain the "Railway Product Certificate" for stretched plastic geogrid.

China Railway Certification Center (CRCC) is a product certification organization with the fair status of a third party approved by the National Certification and Accreditation Administration (Approval No.: CNCA-R-2002-102). Within the scope approved by CNCA, CRCC carries out product certification and quality management system certification according to the internationally accepted certification mode. According to Article 5 in “Measures for the administration of Railway Product Certification (TKJ [2012] No. 95)”: railway products included in the compulsory product certification management and listed in the credit catalogue can be used in the railway application only after it obtain certification according to law; Only products that have passed the CRCC certification and obtained the "railway product certificate" are allowed to use the CRCC certification mark on the product body, packaging, certificate, etc. according to relevant regulations