All family members:According to the national statutory holiday regulations and combined with the actual situation of the company, the following arrangements will be made for the New Year’s Day holiday in 2021:  1. There will be a holiday from January 1 (this Friday) to January 3 (this Sunday), a tot

All family members:According to the provisions of the national statutory holidays, and in conjunction with the actual situation of the company, now the Mid-Autumn Festival and National Day holiday to make the following arrangements: First, September 29 (this Friday) to October 6 (the next Friday) ho

All family members.According to the provisions of the national statutory holidays, and in conjunction with the actual situation of the company, the New Year's Day holiday in 2024 is now made as follows.First, December 30th (this Saturday) to January 1st (next Monday) holiday, a total of 3 days.Janua

All family members.According to the provisions of the national statutory holidays, and combined with the actual situation of the company, the Spring Festival holiday in 2025 is arranged as follows.First, January 25th afternoon (Saturday) to February 4th (Tuesday) holiday, a total of 10.5 days, Janua

Polyurethane elastomer is not perfect, it also has shortcomings:1. Large endogenous heat and general high temperature resistance. Polyurethane elastomer's normal use of the temperature range of -30 ℃ to 80 ℃, should not be used for a long time above 120 ℃.2. Not resistant to strong polar solvents an