How to identify Brunei agarwood?

1. Brunei agarwood can be identified by its appearance. The oil secreted by Brunei incense is mostly black oil and green oil, while the oil secreted by fake Brunei incense will show other colors. 2. In addition, Brunei agarwood can also be identified by smell. The fragrance of Aquilaria sinensis in Brunei is characterized by opaque fragrance at the head, middle and tail, and its fragrance changes in layers, while other materials pretend or imitate the fragrance of Aquilaria sinensis without layers or emit peculiar smell. 3. The oil of Brunei agarwood is black and shiny. Besides the formation of oil lines, there will be oil blocks, while the oil of fake agarwood is unnatural, generally there will be no oil lines and oil blocks. I really understand the topic. Can I buy one? 《? Is it broken? Solve the sinking? Xiangtou? Capital collection? Hidden mystery? difficult problem