AAOI vs ZTO Comparison

Applied Optoelectronics Inc is a provider of fiber-optic networking products, for four networking end-markets; internet data center, CATV, telecom, and FTTH. The Company designs and manufactures a wide range of optical communications products at varying levels of integration, from components, subassemblies, and modules to meet turn-key equipment. Through direct sales personnel, and manufacturing teams in the United States, China, and Taiwan, the company coordinates with customers to determine product design, qualifications, and performance. The Company has manufacturing and research and development facilities located in the U.S., Taiwan, and China.

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.