Hello, I found information about the Tengyu trademark on the Bajie Intellectual Property official website. The query result is: Jieyang Rongcheng District Rongxi Shunping Hardware Products Factory applied for the name on 2004-02-17 The trademark "Tengyu" passed the review of the Trademark Office on 2006-07-14 and issued a registration certificate on 2006-10-15. The latest status is that the trademark has been registered; the use period is 10 years as of 2016-10 -13 due. Hope to adopt it, thank you!