Largest companies in Hong Kong SAR

1. Alibaba Group: Alibaba Group, China's largest e-commerce company, also has a large presence in Hong Kong. Alibaba owns various e-commerce platforms such as Alibaba.com, Taobao, Tmall and AliExpress.

2. HSBC Holdings: Headquartered in Hong Kong, HSBC is one of the largest banks in the world. The bank offers many financial services globally.

3. CK Hutchison Holdings: CK Hutchison Holdings is a multinational holding company based in Hong Kong. The company operates in various sectors such as telecommunications, energy, retail, port management and infrastructure.

4. AIA Group: AIA Group is one of Asia's largest insurance companies. The company offers a variety of insurance products such as life insurance, health insurance and retirement plans to individual and corporate customers.

5. Tencent Holdings: Tencent Holdings is one of China's largest technology companies. The company owns popular social media platforms such as WeChat, as well as offers games, music, e-commerce and other digital services.

6. Cathay Pacific Airways: Cathay Pacific Airways is the national airline of Hong Kong. The company operates flights to more than 200 destinations around the world.

7. Sun Hung Kai Properties: Sun Hung Kai Properties is one of Hong Kong's largest real estate development companies. The company has many projects in office, residential and retail areas.

8. CK Asset Holdings: CK Asset Holdings is a subsidiary of CK Hutchison Holdings and operates in the real estate development, infrastructure and energy sectors.

9. Swire Pacific: Swire Pacific is a holding company based in Hong Kong and operates in various sectors. The company operates in sectors such as real estate, maritime, air transportation and retail.

10. Lenovo Group: Lenovo Group is one of the world's largest personal computer manufacturers. The company also produces smartphones, tablets, data center equipment and other consumer electronics products.