The Hong Kong company listed on what, cooperates with the operator of Guangzhou-Shenzhen Railway?
Guangshen Railway (company) Guangshen Railway Co., Ltd. (GSRC) is the operator of Guangzhou-Shenzhen Railway (Guang-shen Railway), the 152-kilometre railway link between Guangzhou and Shenzhen in Guangdong, China. The company is engaged in railway passenger and freight transportation between Shenzhen and Pingshi and certain long-distance passenger transportation services. It also cooperates with MTR Corporation in Hong Kong in operating the Guangdong Through Train passenger service. The market capitalization of Guangshen Railway Co., Ltd. is around HK$5 billion in January 2016.
Shenzhen Stock Exchange The Shenzhen Stock Exchange (SZSE; ) is one of China's three stock exchanges, alongside the Shanghai Stock Exchange and Hong Kong Stock Exchange. It is based in the Futian district of Shenzhen, Guangdong. With a market capitalization of its listed companies around US$2.285 trillion in 2015, it is the 8th largest stock exchange in the world, and 4th largest in East Asia and Asia.