For enterprises, the quality policy is the guiding principle for the quality behavior of the enterprise, reflects the quality consciousness of the top management, and reflects the enterprise's quality management purpose and quality culture.Quality policy is the foundation of enterprise's survival, and BBH's pursuit of quality has not changed.We will conduct quality testing including visual inspection, chemical analysis, physical analysis and other methods, which are carried out in our own quality testing laboratory.At the same time, through cooperation with external partners, we can ensure high quality inspection standards.