You said Chongqing. Jin Sinan Muqun is a temple pond fort in Tonggu community, Tonggu Township, Youyang County, Chongqing. Nanmu in this village. It covers about 300 acres. After inspection and measurement, there are more than 240 pieces with circumference 10 cm or more. One of the largest trees has a circumference of 7.5 meters. It takes seven or eight adults to camp. The predicted tree age is above 1000.

Nanmu is precious because it belongs to Lauraceae and has many kinds. Yan 'an and Zinan are mainly used for architecture and furniture. It is a national second-class protected plant. The range of origin is small, mainly distributed in subtropical areas such as Sichuan, Fujian, Guizhou, Hubei and Hunan. High altitude, wet valleys, valleys and rivers.

Everyone knows the value of nanmu, especially nanmu. On May 3 1 day, in the Nanjing Zhengda Spring Auction, the high-profile gold-rimmed nanmu top box (the dowry of Ganlong's daughter-in-law Niu Kulu) was sold for 20 million yuan. In Youyang County, there is A Jin Sinan Wood Industry Group. This golden nanmu group is concentrated in Youyang County. Neikou Village, Liangpi Township, with gray bark. This tree is luxuriant and beautiful. The maximum DBH is 2.1m. Other DBH average about 1.5 meters, with a maximum of about 30 meters.

Nanmu Jinsi is called the king of trees in the local area. The villagers have great respect for nanmu. The secretary of the Party branch of Neikou Village said that the largest existing ancient tree is actually not the oldest. The largest tree, with a DBH of about 2.5 meters, has been struck by lightning and died. The dead tree was sold to a boss in Guangzhou for 2000 yuan. Later, I heard that it was shipped to Guangzhou and sold for hundreds of thousands. Now Minnan is a national resource, not a personal property, and no one can buy or sell it.