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ZTO Express is China's largest express delivery company by parcel volume, with a volume share of 19.4% in 2024. 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 78% voting rights as of March 31, 2025. ZTO's strategic shareholder is leading China e-commerce company Alibaba Group with around an 8.9% interest.
Clean Harbors Inc is an environmental and industrial services provider. It provides parts cleaning and related environmental services to commercial, industrial, and automotive customers. Its business segments are Environmental Services and Safety-Kleen Sustainability Solutions. The company generates the majority of its revenues from the Environmental Services segment.