How about credibility? Is it formal?

Q: How about credibility? Is it formal?

A: The whole process is transparent and formal,and if you don't pass, you'll get a refund! Customer first! Quality first! Service first! With more than 20 years of resource accumulation, we have reached strategic cooperation with a number of publishing houses at home and abroad. We have nearly 10000 editorial boards at home and abroad, covering all disciplines, and have developed strict management systems for customer information security in the process of cooperation.