Hai Guo

Carnegie Mellon University is an American school that operates as a college or university. It is located in Pittsburgh, Pennsylvania.

Adecco Norge AS provides staffing services. The firm operates as a recruitment agency for permanent employment, private, and public sector. The company is headquartered in Oslo, Norway.

Shanghai Allyes Advertising Co., Ltd. is a holding company that provides integrated digital marketing solutions. It offers internet advertising technology, online marketing, and media services. The company was founded in October 1998, and is headquartered in Shanghai, China.

China Financial Services Ltd. provides securities analysis tools and related data services. It offers financial sector market reports, financial sector staff recruitment and training, publishing and web design in english and chinese, as well as interpreting and translation services. The company was founded by Deng Feng MI in 1990 and is headquartered in Hong Kong.

Great Wall Broadband Network Service Co., Ltd. provides broadband telecommunication services. The firm also provides web browsing, video on demand, email, e-Business, and remote services. The company was founded in 2000 and is headquartered in Beijing, China.

Shanghai Zhiqu Advertisement Co., Ltd. operates an online marketing service platform. It offers online precision and digital marketing, media buying, overseas marketing, and search engine optimization services. The company was founded on April 1, 2013 and is headquartered in Shanghai, China.

Shanghai Weiling Information Technology Co., Ltd. specializes in providing enterprise WeChat marketing systems and solutions. The company is based in Shanghai, China. The Chinese company's WeChat marketing platform offers tools such as big data expansion, social networking, personal intelligent codes, and intelligent check-in codes to help businesses with customer acquisition. The company also offers a lead management system that simplifies collaboration and decision-making. The company was founded in 2020 by Jiong Wei Yang, who has been the CEO since then.