Shanghai Wenba Electric Co.,Ltd is a manufacturer specialized in developing, producing,marketing as a body to produce electric power including voltage regulators/stabilizers,transformers,switching power and converters etc.since origination,it has been persisting in taking the science and technology as the forerunner,the abundant technique as a backing,and positively introducing the overseas advanced technology,unceasingly improve and consummate the products,many years specialized management,our products have ...