Adjoining to Shanghai and alongside charming Taihu Lake, Wuxi Jiefu Electroacoustic Co., Ltd. is a private joint-stock company which was reorganized on Jan 18,1998. Jiefu as one of Chinese lead Acoustic enterprises is specialized in manufacturing various speaker unit and speaker system and enjoys self-support import and export authority. Jiefu mostly manufactures JIEFU brand speaker unit and speaker system and offers OEM and ODM for world famous companies as well. JIEFU communication speaker YD series of own accord was appraised as ‘Jiangsu High-tech product’ state major new product’ in 2001. Jiefu applies internal quality management from the establish preparation till now. Jiefu is certified by ISO9002, ISO9001, QS9000 (authentication register No. 01202AQ0316R0M) in succession. Started in June, 2003, Jiefu Actualize ERP project which and become Jiangsu informatization demonstration enterprise. In addition, Jiefu is now preparing ISO14001& ISO/TS16949 and anticipate to be approved before July 2005. Jiefu has a strong R&D team which organized of state grade acoustic expert, constructs an effective production and quality control system, possesses of Denmark LOUDSOFT acoustic design soft and American LMS acoustic analysis soft, full setB&K2012 acoustic testing system, Korea SIGMA inspect and test system as well as a 520CBM anechoic room, several Reliability laboratory and subjective audition room. Facilitated by all the above-mentioned resource, Jiefu’s engineers continuously design and create the excellent speaker unit and speaker system. In 2003,Jiefu cooperated with China Nanjing University Acoustic School to develop the ‘intelligentize instant dummy monitor and control system(Sound QM &＃65286; LT)’,this project had supplied a gap in China and also reached up to international lead level. Jiefu expedites the growth step when dedicated in acoustic products R&D, stipulates for long-term objective. Jiefu had constructed a‘Jiefu electro painting factory’ by sole