1. Inoshandiswa kuchengetedza nzira dzinotungamirira.
2. Yakagadzirwa nejira rakafukidzwa nePU, rakaputirwa nePVC, rinodzivirira moto.
3. Inobviswa nyore nyore uye inoiswa
4. Simba guru rekudhonza
Kuvandudza tekinoroji yezvinhu zvinotengeswa,
kuti nzanga, vatengi nemakambani vagadzire kukosha kwepamusoro pamusika.
Cangzhou Jinao ikambani inoita zvekushandisa muchina, CNC machine, marobhoti eindasitiri, uye kambani yekutengesa michina yemapakeji. Kambani iyi yakavambwa muna 2007 (Affiliated Shenghao Machine Tool Accessories Co., Ltd.), ine mabhizinesi mazhinji ane mukurumbira mukati nekunze kwenyika kuti vagadzire hukama hwebhizinesi hune hushamwari kwenguva refu.