DongGuan JingHuan Environment equipment Co,. Ltd.(SAI DE LI Acoustic Study Ltd. )is a collection of acoustic technology research, product production and noise control engineering as one of the Professional Company. Our factory covers an area of more than 5000 square meters, and has advanced production equipment, strong technical force, advanced management mode, marketing and service system perfect. We have all kinds of engineering professional and technical experts, technical personnel,Lead or participate in the design, manufacture and installation of large static and noise reduction projects,With the abundant strength and skill of the technology in the acoustic industry has won a good reputation.