Dalingshan section of Guanchang Road, Dalingshan Town, Dongguan City, Guangdong Province. Dongguan is a prefecture-level city and megacity under the jurisdiction of Guangdong Province, and a central city on the east coast of the Pearl River Delta approved by the State Council. Dongguan Dalingshan Green Cube Longan Food Trading Company is located in Dalingshan section of Guanchang Road, Dalingshan Town, Dongguan City, Guangdong Province. It is a wholesale-oriented enterprise.