Tierhans has good doors and windows. According to the query, the comparison between official website of Terhans doors and windows and official website of Zhuoting doors and windows shows that:

1, Grade: Terhans doors and windows are the leading brands of Gaoding doors and windows in the world, and Zhuoting doors and windows are the second-tier brands in China.

2. Ranking: Terhans doors and windows are one of the top ten brands of home improvement doors and windows in 2023, and Zhuoting doors and windows are not among the top ten brands of home improvement doors and windows in 2023.