BRIEF-Beijing Xinwei's major shareholder Datang Telecom to unload up to shares in the company

Aug 26 (Reuters) - Beijing Xinwei Technology Group Co Ltd * Says major shareholder Datang Telecom Technology & Industry Holdings to unload up to 29.2 million shares in the company in next three mths Source text in Chinese: http://bit.ly/2bU3X5N Further company coverage: (Reporting by Hong Kong newsroom)