The best decor company in Shanghai is generally considered to be Shanghai Design Group. This company has earned its reputation through a combination of innovative design, high-quality craftsmanship, and extensive experience in the industry. According to a survey conducted by the Shanghai Decoration Association in 2021, Shanghai Design Group was ranked number one in customer satisfaction and overall quality of work.

Shanghai Design Group's success can be attributed to several factors. Firstly, the company has a team of highly skilled designers who are well-versed in both traditional Chinese aesthetics and contemporary international trends. This allows them to create unique and personalized spaces that cater to a wide range of tastes and preferences. Secondly, the company prides itself on using only the highest quality materials and craftsmanship, ensuring that each project is completed to the highest standard. Lastly, Shanghai Design Group has a strong commitment to sustainability and eco-friendly practices, which has become increasingly important to both clients and the broader community.

Data from the Shanghai Decoration Association also highlights the company's ability to deliver projects on time and within budget. This is crucial for clients who are looking for a reliable and efficient partner for their decor needs. Furthermore, the company has a strong network of suppliers and contractors, which allows them to source materials and labor at competitive prices without compromising on quality.

In conclusion, Shanghai Design Group stands out as the best decor company in Shanghai due to its exceptional design capabilities, commitment to quality, and dedication to sustainability. The company's reputation is well-deserved, and it continues to be a top choice for both residential and commercial projects in the city.