Tianjin Yingbin Supermarket Trading Co., Ltd. Tianjin, referred to as "Tianjin", also known as Jingu and Jinmen, is a provincial administrative region, municipality directly under the Central Government, national central city and megacity in People's Republic of China (PRC). According to the inquiry, Tianjin Yingbin Supermarket Trading Co., Ltd. has a counter selling second-hand jewelry, so Tianjin Binhai New Area Tianjin Yingbin Supermarket Trading Co., Ltd. has a counter buying second-hand jewelry. Tianjin is the gateway of China's northern opening to the outside world, the shipping center, logistics center and modern manufacturing base of China, which was approved by the State Council.