Blue flag standards(Bluesign), is aimed at chemical products in the printing and dyeing industry to ensure the achievement of new chemical standards in the industry without sacrificing the independent specifications of the functionality, quality and design quality of the chemicals. It focuses on the safety and sustainability of dyeing chemicals.

Lautex

As a sister company of 3E in Italy and a major supplier of printing and dyeing auxiliaries, Lautex joined Bluesign in 2009 to ensure the environmental protection and health of Sanyi's auxiliaries.