SPL idakhazikitsidwa mu 2001 ndipo ndi kampani ya Lianhe Chemical Technology Co., Ltd. (Gawani khodi 002250).SPL ili ku Baoshan city industry park ku Shanghai, yolumikizana bwino kwambiri komanso mayendedwe oyenda bwino, pafupi ndi oyandikana nawo komanso msewu wakunja wa Shanghai, ndi 13km kuchokera ku eyapoti yapadziko lonse ya Hongqiao, ndi 12km kuchokera ku Shanghai Railway Station.Fakitale ya SPL imamangidwa m'dera la 27,000m2, lomwe limaphatikizapo malo omangapo a 18,000m2.Kampaniyo ndi ya ISO 9001:2015 yovomerezeka ndipo imatsatira mosamalitsa malangizo omwe ali pansi pa kasamalidwe kaubwino kameneka.