In Fu’an, a major city in eastern China, there are several technical companies that have gained significant popularity among local residents and businesses.

1. Huawei: One of the most well-known Chinese tech companies, Huawei is known for its innovative products and advanced manufacturing capabilities.

2. Alibaba Cloud: Based in Hangzhou, Alibaba Cloud is a leading provider of cloud computing services, including storage, compute, and networking solutions.

3. Xiaomi: Founded in 2010 in Beijing, Xiaomi is one of the most successful Chinese tech companies, known for its innovative products in the consumer electronics market.

4. Tencent: Based in Shenzhen, Tencent is a leading provider of software and online services, including games, social media platforms, e-commerce solutions, and cloud computing services.

In conclusion, the technical companies based in Fu’an, China, have gained significant popularity among local residents and businesses due to their innovative products, advanced manufacturing capabilities, and reliable services.