Yes Tang Yu is a brand engaged in R&D integration, design, production and sales of Qin 'an Aquilaria sinensis and other valuable bracelets. Tang Yu takes being a conscience bead as the slogan. The agarwood sold in Tangyu is the agarwood tested by the government. Aquilaria sinensis, combined with other drugs or treatments, meets government testing standards, so it is true. Aquilaria bracelet is an ornament. There are two kinds of agarwood bracelets, one is decorative and the other is beads, which will give off a good smell.