Rongcheng Kampani Yonyamula Zida Zokweza Gulu lautumiki waukatswiri, mtundu wa Seiko, Rongcheng Zida zonyamulira, Rongcheng Makina onyamulira, Rongcheng Zida zonyamulira, mutha kupita kufakitale, ndipo milandu yeniyeni Rongcheng imatha kuyang'aniridwa. ena, akhoza makonda, amphamvu Chokhalitsa ndi angakwanitse