Inzuzo yemveliso:
I-Qingdao Sainuo pe wax 112 inobulukhuni obuphezulu, ukudilika okulungileyo, indawo ephezulu yokunyibilika, ukwehla kobunzima obuphantsi, i-anti-precipitation, kwaye ulwelo lwayo alunambala kwaye luyabonakala.Isetyenziswa kakhulu kwizincamathelisi ezinyibilikayo ezishushu, iimveliso zePVC kunye nepeyinti yokumakisha indlela, njl.