上海博而成國際貿易有限公司（B&C）致力于銷售出口散熱器系列產品，是旺達集團的銷售中心，工廠座落于浙江省永康市蘇溪工業區。是中國早研發鋁制散熱器生產廠商之一，現已成為一家集研發、制造和銷售新型散熱器--高壓鑄鋁散熱器的專業化生產企業。公司已通過IS09001質量體系認證，被推薦為“建設部工程建設招標與采購重點推廣產品”，2006年12月通過建設部科技成果評估，達到國際先進水平。
2004年12月起上海博而成國際貿易有限公司獲批進出口經營權，2007年度海關出口總額為25548572.54美元。通過B&C，旺達集團在上海打開了進入國際市場和中國千家萬戶的渠道。

Shanghai B & c International Trade Co., Ltd. dedicates himself to selling and exporting series prodcuts of radiators and is the sales center of Wangda Group. The factory, located in Suxi Industrial Zone, Yongkang, Zhejiang, is among the early manufactories which have researched and developed the aluminum radiators. Now, it is specialized in research and development, manufacture and sales of the new type radiators. Wangda Group is accredited with A Certificate of ISO 9001 Quality Management System. The products are recommended as "Important products introduced by Construction Department to be bade for and to be purchased for construction projects".
In December of 2006, the radiator products passed the evaluation of scientific production which shows its reach of the advanced world level.In Decmber of 2004, Shanghai B & C International Trade Co., Ltd. was registered and autorized to conduct importaion and exportation.
According to 2007 Customs Statistics, Shanghai B & C International Trade Co., Ltd. has an exportation amount up to USD25548572.54.
Though Shanghai B & C International Trade Co., Ltd., Wangda Group has opened the sales channels to the international market and thousands of domestic customers in China.