Izingxenye Zokuhamba Kwezing Doors: Umhlahlandlela Wakho Wokukhetha Izinketho Ezinhle Isingeniso Kuma-Rollers Wamathafa Nezibalulekile Zawo Ama-rollers wamathafa, aziwa ngokuthi 门窗滑轮 ngesiShayina, ayizinto ezibalulekile ekusebenzeni kahle kweminyango nezinsika ezihambayo. Umsebenzi wabo omkhulu uwukwenza ukuthi...