Kei te Tāone o Zhongshan, Porowini o Guangdong, te kamupene Zhongshan Rizda Castor Manufacturing Co., Ltd., tētahi o ngā tāone matua o te Pearl River Delta, e kapi ana i te rohe neke atu i te 10000 mita tapawha. He kamupene hanga wira me ngā wira hurihuri ngaio hei whakarato i te whānuitanga o ngā rahi, ngā momo me ngā momo hua ki ngā kiritaki mō ngā momo tono. Ko te kamupene o mua ko BiaoShun Hardware Factory, i whakatūria i te tau 2008, ā, he 15 tau te roa o te wheako ki te hanga me te hanga ngaio.
He ātete ki te kakahu, he pakari hoki ngā wira poroporoporo, ā, he nui te utu. E whakamahia ana ēnei i roto i ngā awheawhe, i ngā whare putunga me ētahi atu taputapu whakahaere. Ka tāpirihia te polypropylene (PP) ki te rauemi kapia Strive hei whakanui ake i te ngāwari me te ātete tawhito o ngā wira, kia ātete ai ngā wira ki te pānga, kia kore ai e ngāwari te pakaru i te whakamahinga, kia pai ake ai te roa o te ora o ngā wira. He maha ngā pōro maitai iti e karapoti ana i te pokapū o te pou i roto i te peera pōro takirua, kia iti ai te waku, ā, kāore he turuturu hinu.
1. Kāore he paitini, kāore he kakara, nō ngā rauemi tiaki taiao, ā, ka taea te hangarua.
2. He ātete ki te hinu, ki te waikawa, ki te kawakore me ētahi atu āhuatanga. He iti noa te pānga o ngā whakarewa waro noa pēnei i te waikawa me te kawakore ki a ia.
3. He pakari, he pakari, he ātete ki te ngenge me te ātete ki te pakaru ahotea, ā, kāore tōna mahi e pāngia e te taiao makuku.
4. He pai mō te whakamahi i runga i ngā momo whenua; He whānuitia te whakamahi i roto i te whakahaere wheketere, te whare putunga me te whakahaere ratonga, te hanga mīhini me ētahi atu ahumahi; Ko te awhe pāmahana whakahaere ko - 15~80 ℃.
5. He roa te ora o te peera pōro takirua, ā, he pai te mahi anti-chrooping.
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| Te Diameter o te Wira | Utaina | Toki | Āwhata | Utaina | Rahi o Waho o te Pereti-runga | Te Mokowā o te Pūwero | Te Diameter o te Rivet Poka | Tau Hua |
| 63*32 | 80 | 33 | 2.5 | 93 | / | / | 12 | A2-063R-102 |
| 75*32 | 90 | 33 | 2.5 | 105 | / | / | 12 | A2-075R-102 |
| 100*32 | 120 | 33 | 2.5 | 130 | / | / | 12 | A2-100R-102 |
| 125*32 | 140 | 33 | 2.5 | 157 | / | / | 12 | A2-125R-102 |