Profile: China Shenyang Yufengtai Import and Export Co., Ltd. specializes in manufacturing insulators and surge arresters. We supply all parts for dropout cutout, 11KV, 22KV(27KV),33KV(38KV), insulators, vulcanized fiber tube and cast copper fitting. Our hollow insulators are used in outdoor high-voltage apparatus such as power transformer, switchgear, current ttansformer, potential transformer and capacity voltage transformer(CVT) surge arrester.