As an internationally competitive display system solution and LED illuminant application supplier, we have a first-class technical research and development team, production base, service and sales network all over the world. Each year, Liard sales revenue of 8%-10% of research and development funds to ensure the company's continued technological innovation capabilities. At present, Liard Company has obtained 33 technical patents (including 5 invention patents), obtained 14 software copyrights, and participated in the formulation of 9 national and industry related standards.
In the 99th National Day, Liard developed the world's first heterosexual LED outdoor display large float that can continuously play video images on the move. The LED super-large ground display used in the opening ceremony of the Beijing Olympic Games in 2008 is the best in the world. On the 60th anniversary of the National Day, Liard once again produced two giant LED large screens on the east and west sides of Beijing Tiananmen Square and the LED large strip screen in front of the Monument to the People's Heroes, showing the stunning display effect and extremely high performance. Stability and reliability.
Sales of LED display has been in the forefront of the industry for seven consecutive years and has become the largest and most competitive LED electronic display equipment manufacturer in China. At present, the company has more than 2,000 customers and has more than 6,000 displays. It produces and sells indoor and outdoor full-color displays of over 2,500 square meters, and non-full-color displays of nearly 3,000 square meters.

The castings produced by the Silica Sol Casting process have high dimensional accuracy and can reach the CT4-8 level specified in GB/6414-1986. The surface roughness value is low, which can reach RA0.8-6.3μm. No machining; the silica sol casting process also produces castings with more complex geometries
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Tianhui Machine Co.,Ltd , https://www.thcastings.com