Our company believes in the spirit of "Self-discipline and Social Commitment, Sincerity, Self-Stengthen, Innovation". We follow a creative devolopment track, keep working with Zhejiang University, South China University of Technology and Guangzhou Institute of Chemisty, Chinese Acedemy of Sciences. They support us in production of advanced, safe, environmental protection, low comsumption and energy conservation.
Yunlong has been an ISO 9001:2008 certified company since 2009. And we have got the Production Special Permit for the Monitored and Controlled Chemicals Schedule II Thiodiglycol and Schedule III N-methyldiethanolamine issued by MIIT (Ministry of Industry and Information Technology of the People's Republic China). In recent years, we are honored as "National hi-tech company" and "Top 50 Private Companies of Maoming City".
We invented the first equipment in China for continuous production of N-methylethanolamine and N-methyl Diethanolamine, which has abtained 3 invention patents and 6 utility patents.