Emission ya ba usines .

Esalemaki na 2004. Yuyao Ruihua Hardware Factory ezali société professionnelle mpo na kobimisa ba raccords hydrauliques standards to non standard ndenge na ndenge, ba coupleurs rapides hydrauliques, ba fixations etc. Tobandi kaka sikoyo ko exporter directement biso moko na 2015. To insister na kosalela matériel ya malamu koleka mpe komeka ba produits strictement selon système ya contrôle ya qualité. Salá ete mombongo yango ezala pɛtɛɛ ezali mokano na biso ya nsuka.

Sauf exportation ya ba produits na biso moko, to memelaka bino pe ba produits ya kitoko na ba manufactorys ya force, kaka lokola ba mini valves na ba roulettes. Kopesa yo biloko oyo ezali na momekano ezali mokano na biso. Tosalaka na bosembo nyonso elongo na moko na moko na bino. Tosala valeur esika moko na ndenge ekoki.