Email: Tiexin.chen@colliers.com Tel: 18611344026 Mr. Chen is a USGBC Faculty, WELL Faculty, and ISSP SEP. He also has CFA ESG, TRUE, EDGE, and SITES certifications. He has been responsible for nearly 100 well-known green, healthy, and sustainable certification projects. In the past 10 years, he has trained nearly 3,000 professionals in this field. With his rich professional knowledge and strong technical ability, Mr. Chen has won an excellent reputation in the industry and a wide range of customer resources.