Tibet Shengkai Mining Co., Ltd. holds the prospecting right of the Lanoma lead-zinc mine, which is a key project of the Tibet Autonomous Region's "12th Five-Year Plan", "13th Five-Year Plan" and "14th Five-Year Plan" overall planning of mineral resources. The proven reserves of ore resources are 6.98 million tons, the amount of lead and zinc metal is 404,000 tons, the average grade is 5.77%, and the recovery rate exceeds 90%; the amount of antimony metal is 86,000 tons, the average grade is 2.80%, and the recovery rate is 70%.
In the future, the Sankai project and the Saixi project will jointly use a common beneficiation plant to process ore. The first phase plans to build a mining and beneficiation production system with an annual scale of 1 million tons, and the second phase plans to reach a mining and beneficiation scale of 1.2 million tons per year.