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Our solutions are deployed around the world in research, development, production and qualityassurance of numerous products. Our experts from 22 companies are at your service in 15 countries,ready to provide support to ensure high operational reliability of your systems.Weiss Umwelttechnik is one of the most innovative and significant manufacturers of environmentalsimulation systems.
Weiss Umwelttechnik is one of the most innovative and significant manufacturers of environmental simulation systems. With these testing systems, we can simulate all climatic conditions around the globe and beyond, under accelerated conditions. Whether temperature, climate, corrosion, dust or combined shock testing: We have the proper solution. We supply systems in all sizes, from standard versions up to customised, process-integrated facilities – for high reproducibility and precise test results.

Brüel & Kjær is a world leading manufacturer and supplier of sound and vibration solutions. We help our customers solve their sound and vibration problems – from measuring traffic noise and vibration in car engines to evaluating building acoustics and performing quality control. We have customers in a wide range of fields, including automotive, aerospace, consumer goods and telecommunication, as well as government agencies.
Our Mission is to help our customers improve the quality of sound and vibration and human comfort related to sound and vibration. In this way, we enhance the environment, the quality and the joy of life.
Our Vision is to be the preferred partner and solution provider to all leading companies and institutions who care about sound and vibration, and be the global competence centre for sound and vibration.
See the Mission and Vision presented in a 4-minute video
A Global Organisation
Brüel & Kjær is a global company. We have the largest sound and vibration sales network in the world with sales offices in 55 countries and more than 500 of our employees working directly with local sales, service, and support.
Local Support
We’re never further away than your local sales representative or service centre. Help is always at hand and in your local language. Product documentation is often available in several languages, and we regularly hold local courses, roadshows or participate in local exhibitions.
Business Units
Brüel & Kjær Sound & Vibration Measurement A/S consist of three distinct business units serving the world of sound and vibration:

• Sound and Vibration Measurement
• LDS Test and Measurement
• Lochard EMS

Sound and Vibration Measurement
The range of sound and vibration measurement products supplied by this business unit are designed to help reduce noise emissions and improve safety and environmental impact – creating better products and a better quality of life for the end user. The recent addition of portable multi-analyser systems to the product range enables the full range of sound and vibration measurement and analysis applications to be carried out in the field. Examples include “in vehicle” sound analysis, quality control applications, and structural dynamic testing.
LDS Test and Measurement
LDS Test and Measurement has a global reputation for providing Product Validation Solutions for use in the aerospace, defence, automotive, machinery, electrical and electronics industries. Used for applications as diverse as full launch ready satellite testing and structural analysis through to squeak and rattle checks to ensure cabin comfort and product package testing, LDS’s electro-dynamic shaker and leading vibration control systems provide comprehensive testing capabilities. Using our solutions at the design and test phase, customers can prove product integrity, improving reliability, safety, durability and efficiency. LDS Test and Measurement solutions include a comprehensive range of products, supported by industry-leading training, support and service.
Lochard EMS
Lochard EMS is a world leader in airport noise & environment management. Lochard EMS helps airports manage their growth and regulatory compliance so they can minimize their environmental footprint and build strong community partnerships. Working closely with a client base of over 130 airports to meet their environmental challenges, both today and into the future, Lochard EMS offer the industry's broadest and deepest suite of product and service solutions and are currently expanding into monitoring of air quality and carbon emissions.
Brüel & Kjær is a subsidiary of UK-based Spectris plc.

Yaang Pipe Industry is a professional organizer and one-stop-shop supplier for steel piping system products, including steel pipe and tube, forged flange and fittings, butt-welding pipe fittings, elbow, tee, reducer, stub end, gaskets, fasteners, valves, Sanitary Services etc. in China. We have devoted to providing the best solutions of steel materials and industrial equipment for our respected customers.
We supply not only commonly used stainless steel materials (SS304/L,SS316/L,SS321), but also duplex and super duplex steel 1.4547, 1.4462, 1.4410 (S31254,S31803,S32750,S32760), special austenite stainless 310S, 347H, 317L, 904L... Yaang products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining,Sewage treatment, Natural gas and Pressure vessels and other industries.
Yaang products are according to national standard GB/T12459, GB/T13401, U.S. standard ANSI/ASME B16.9, ANSI/ASME B16.5/B16.47, ANSI/ASME B16.11, ANSI/ASME B36.19M/ B36.10M, ASME B16.20,British standard BS,Germany standard DIN,Japan standard JIS..., The purpose built nonstandard or special use products as per customer's demand, we will try our best to satisfy it.
To be a reliable supplier, providing high quality products,very best service and support, Yaang will do that always!