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                                        About us

                                        Beijing Yunlang Environmental Protection Engineering Co., Ltd. is a professional company in noise control field. It is engaged in acoustics research, acoustic technology application and innovation. It is committed to providing technical consultation, design, construction, product supply, noise detection and other services for customers in noise control.
                                        The company has strong technical force, with acoustics professional senior engineers and professional technicians, with a professional construction team to provide customers with high-quality installation and after-sales service.
                                        Our company mainly produces and supplies noise reduction products: sound insulation devices, mufflers, sound absorbers, damper isolators.
                                        Our company upholds the management concept of "quality first, technological innovation" and provides "professional one-stop" service to create a quiet living environment for customers.

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                                        LATEST INFORMATION

                                        Gratitude and Thank you--Celebration of the Annual Staff Mee

                                        Gratitude and Thank you--Celebration of the Annual Staff Mee

                                        Beijing Yunlang Environmental Protection Engineering Co., Ltd. Thanks to all the staff for their efforts and hard work in 2018! Thank you for your strong support and warm care from all customers, friends and leaders of all walks of life. In

                                        20

                                        2019-02

                                        On the Basic Nature of Sound

                                        I. Sound Generation Sound comes from the vibration of an object and is the sound wave produced by the vibration of an object. In the research of acoustic technology, we call the object that can produce sound sound source. Sound source is no

                                        20

                                        2019-02

                                        Understanding the Enemy of Human Beings-the Harm of Noise Po

                                        Noise refers to the sound produced by the vocal body when it vibrates irregularly. Sound is produced by the vibration of an object and propagates in the form of waves in a certain medium, such as solid, liquid and gas. Noise pollution is us

                                        CONTACT US

                                        ? TEL:15901492958

                                        ? CODE:102400

                                        ? E-MAIL:bjylhb@126.com

                                        ? ADD:No.1, Area 1,Chengguan Street, Fangshan District, Beijing