Rona, Changzhou Ziing Metal Lihlahisoa Co, Ltd. Khampani ea rona e thehiloe ka 2009 Profinseng ea Jiangsu, China. Re sebelitse masimong ana ka lilemo tse ngata, 'me limathi tsa rona e beiloe likolobe lefatšeng ka bophara. Khamphani e bua haholo ka ho sebetsana le ts'ebetso ea CNC e atoloha. Lihlahisoa tsa rona li akaretsa ka bongaka tsa bongaka tsa bongaka, sesole, se mafolofolo, joalo-netefatso Haeba u batla tlhaiso-leseling e eketsehileng mabapi le k'hamphani ea rona le lihlahisoa tsa rona, ka kopo ikopanye le rona ka lengolo-tsoibila, fekse kapa mohala kapele kamoo ho ka khonehang. Re thabela ho utloa ho tsoa ho uena mme re tla araba hang. E se eka khoebo e ka atleha! Re lebelletse ho utloa ho tsoa ho uena!