Antchito
Malonda
Akatswiri
Mainjiniya akuluakulu
Mika (Tianjin) Pipeline Technology Co., Ltd. ili ndi ma patent angapo odziyimira pawokha komanso ma patent amitundu yofunikira. Zogulitsa zake zimapereka zabwino zazikulu pankhani yotseka mofanana, kugawa mphamvu zomangira, komanso kukana dzimbiri kwa nthawi yayitali, zomwe zimapereka chitsimikizo cha khalidwe kwa ogula padziko lonse lapansi.



