DGX vs ZTO Comparison

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.

ZTO Express is China's largest express delivery company by parcel volume, with a volume share of 22.1% in 2022. It operates a network partner model where it provides line-haul transportation and sorting services, while its local network partners provide first-mile pickup and last-mile delivery services under the ZTO brand name. Headquartered in Shanghai, the company was founded in 2002 by Meisong Lai, who remains chair, CEO, and its major shareholder with 77% voting rights as of June 30, 2023. ZTO's strategic shareholder is leading China e-commerce company Alibaba Group with around an 11.7% interest.