First Mirrors Rolling Off the Production Line in Hohhot. RioHuan, the Joint Venture between market leader Rioglass Solar and Tianjin Zhonghuan Electronics and Information Group Co., Ltd. (TZG), the manufacturer of high-end solar receivers and mirrors for Concentrated Solar Power and Concentrated Photovoltaic applications in the
Chinese market, officially confirms the successful manufacturing of the first parabolic trough mirror at its brand-new facility in Hohhot, Inner Mongolia Autonomous Region. The local team has performed a tremendous job in building the plant in such a short time and starting up successfully its production.
The investment is due to reach about 33 million USD and create about 95 full time jobs. It has received all support from the government of Hohhot.


Mrs. Lu Zhihong, Chairman of RioHuan and Vice President of TZG stated: “We are happy to come into this industry together with Rioglass. Combining Rioglass’ advantages of leading technology, advanced management and rich experience in CSP and CPV with Zhonghuan’s
great market development capability and advantageous resources, we believe our
cooperation will be strong and successful”.
Jose M. Villanueva, Vice Chairman of RioHuan and Chairman of Rioglass stated: “We are
extremely proud of the Chinese-European team that has managed to make the manufacturing plant ready at this amazing pace and that the first products have been made successfully.

The support provided to RioHuan by our partner, TZG, has been outstanding, and our JV has a brilliant future ahead.”.


China´s solar market is booming and the demand for high-end products of proven suppliers is increasing rapidly. RioHuan will be able to offer bankable products to its Chinese customers to ensure a safe and optimized use for the lifetime of the solar plants. By manufacturing locally, RioHuan will offer the highest performing products against the best price with a long term local commitment essential to its Chinese customers.
About Tianjin Zhonghuan Electronics and Information Group Co., Ltd.
Tianjin Zhonghuan Electronics and Information Group Co., Ltd., one of the top 500 enterprises in China and top 10 companies in Tianjin, is engaged in solar energy, semiconductors, telecommunications, electronics products, etc. Solar energy business became the largest sector of TZ Group recently. This business is undertaken by one of TZ Group’s subsidiaries, Tianjin Zhonghuan Semiconductor Co., Ltd. (TZS), which is a Tianjin-based PRC listed company.

TZS is committed to the semiconductor energy-efficiency industry and the new energy industry, and is an integrated high-tech enterprise with research, production, operations, and venture capital functions.
TZS main products include Czochralski monocrystalline, float zone monocrystalline, polished wafer, semiconductor power devices and rectifiers used in the semiconductor energy-efficiency sector as well as monocrystalline silicon used in the new energy sector. These products are widely applied in smart grid transmission, new-energy vehicles, high-speed railways, inverters for wind power, integrated circuits, consumer electronics, aerospace, photovoltaic power, and other areas.

Awarded the CSP Today Industry Choice Award (2016) and the Technology Innovation Award twice (2011, 2013), Rioglass, headquartered in Brussels, Belgium, is an international company offering high end receiver tubes and concentrating mirrors for concentrated solar power and concentrated photovoltaic technologies and is the world market leader for optical components in the CSP market.
Innovation is embedded in the company’s culture. Rioglass was the first company to introduce the tempered parabolic mirrors to the market, as well as the first to commercially deploy heliostat mirror facets with an integrated support structure. Rioglass Solar, through its acquisition was also at the cradle of the CSP deployment in the 1980´s and has since then led the innovation and introduction of new receiver concepts such a large aperture tubes and molten salts receivers.
Leaning on a strong engineering experience of over 25 years in the CSP and related industries, Rioglass is now the world leading supplier of concentrating mirrors and CSP receiver tubes, with state of the art production facilities in Spain, the United States, the Middle East, South Africa, and Chile, and worldwide presence in the CSP and CPV market.
Rioglass offers the best economic solutions based on innovative designs and concepts,
combined with a highly automated production capacity to deliver the most cutting edge, top performing products to its customers worldwide.