The three links refer to: Zhongtong, Shentong and Yuantong.

1. Zhongtong Express Co., Ltd. was founded on May 8, 2002. It is a large-scale express delivery company that integrates express delivery, logistics, e-commerce, and printing. Its comprehensive strength ranks among the top domestic logistics and express delivery companies. Group companies. Registered trademarks "ZTO" and "ZTO". On October 27, 2016, local time in the United States, China ZTO Express was officially listed on the New York Stock Exchange, becoming a Chinese company that has once again attracted close attention since Alibaba went public in the United States in recent years.

2. STO Express Co., Ltd. was established on December 29, 2007. Its business scope includes domestic express delivery (except for the specialized business of postal enterprises), general freight (except for hazardous chemicals), and cargo transportation agency (except for hazardous chemicals). chemicals), warehousing services (except hazardous chemicals), loading and unloading services, business information consultation, interior decoration, design, production, agency, publishing of various advertising, sales of paper products, electronic products, etc.

3. YTO Express was founded on May 28, 2000. After seventeen years of development, it has become a large-scale enterprise group integrating express delivery, aviation, e-commerce and other businesses, forming a collectivized , a new pattern of networked, large-scale and branded operations to provide customers with one-stop service. At the end of 2010, Shanghai Yuantong Jiaolong Investment and Development (Group) Co., Ltd. was established, marking a more solid step towards collectivization for Yuantong. The company is at the forefront of the industry in terms of network coverage, operational capabilities, total business volume, public satisfaction and service quality, informatization level, standardization, etc., and its brand value and comprehensive strength rank among the top three in China's express delivery industry.