Domestic transaction price: 1. Gold-sprinkled flat Xuande furnace in the middle of Qing Dynasty. Valuation: RMB25,-35,. Transaction price: RMB71,5. Auction company: China Guardian auction date: November 3, 22. Lot number: 147 2 Mingtong Shuangfeng 'er Xuande furnace. Valuation: RMB35,-45,. Transaction price: RMB71,. Auction company: Zhongmao Shengde. 7 LotNo.: 984 3 Ming Copper Sheet Gold Xuande Furnace Appraisal: RMB3,-4, Transaction Price: RMB41,8 Auction Company: Beijing Panlong Auction Date: January 7, 21 LotNo.: 735 4 Ming Copper Three-legged Xuande Furnace Appraisal: RMB13,-13, Transaction Price: RMB99, Auction Company: Beijing Panlong Auction Date: 21. 34 5 Copper-clearing Xuande Furnace Valuation: RMB .3-.5 million Transaction price: RMB .385 million Auction Company: China Guardian Auction Date: November 17, 22 LotNo.: 1715 6 Copper-clearing Xuande Furnace Valuation: RMB .25-.35 million Transaction price: RMB .275 million Auction Company: China Guardian Auction Date: 23-. 4 7 Copper Xuande Furnace Valuation: RMB .25-35, Yuan Transaction Price: RMB .275 million Yuan Auction Company: China Guardian Auction Date: July 13th, 22 LotNo.: 1716 8 Copper Xuande Furnace Valuation: RMB .2-.3 million Yuan Transaction Price: RMB .22 million Yuan Auction Date: January 12th, 23. Valuation of Copper Xuande Furnace (2 pieces): No reserve price: RMB .55 million. China Guardian Auction Date: September 15, 22. LotNo.: 1871. Transaction price of foreign countries and China and Hong Kong: April 17/18, 1998, bronze incense burner with a diameter of 18.4 cm, with a transaction price of HK$ 1.15 billion. Auction company: Sotheby's Hong Kong in June 1998. The diameter is 17 cm, and the transaction price is 1,495. Auction company: Sotheby's in London in June 1998, the copper incense burner with silver wire was embedded in the 19th century, with a diameter of 79.3 cm, and the transaction price was 3,22. Auction company: Sotheby's in London in September 17/18th century, 1998, the bronze incense burner with golden dragon ears was 23.5 cm high, and the transaction price was 4,25 US dollars. Auction company: Sotheby's in new york in February 1999. 32 cm long, with a transaction price of 1,127. Auction company: Sotheby's London March 18th, 1999 rectangular ear copper incense burner, with a height of 38.1 cm, with a transaction price of 3,45 US dollars. Auction company: Sotheby's new york March 18th, 1999 bronze tripod furnace with golden dragon ears, with a height of 18.4 cm. Auction company: new york Sotheby's 18th century bronze incense burner with silver wire "Shi Sou Enjoy" embedded in it, with a diameter of 28.5cm, sold for 69 pounds. Auction company: London Sotheby's 18th century bronze burner with a diameter of 18.4cm, sold for 4312 dollars. Auction company: new york Sotheby's opened a group of five bronze incense burners in September 1999. The largest diameter is 19.7 cm, and the transaction price is 1,8 US dollars. Auction company: Sotheby's in new york in September 1999, a group of six bronze incense burners, the largest diameter is 24.1 cm, and the transaction price is 5,1 US dollars. Auction company: Sotheby's in new york in November 16/17, 1999, gilded Hu Wenming Ming bronze incense burners, with a diameter of 22 cm. Auction Company: London Sotheby's in November 1999, the 18th century, the "Yutang Qingwan" bronze incense burner with a diameter of 16 cm, sold for 6,325. Auction Company: London Sotheby's in September 2, a group of six bronze incense burners with a maximum diameter of 26.7 cm, sold for $19,15. Auction Company: new york Sotheby's in September 2, sold for a group of six incense burners. The largest diameter is 15.2cm, and the transaction price is USD 1,8. Auction company: Sotheby's new york 17th/18th century copper Fang Ding, 39.4cm long, sold for GBP 4,8. Auction company: Sotheby's London 17th/18th century bronze incense burner with a diameter of 28.5cm, Auction company: London Sotheby's 17th century bronze incense burner with a diameter of 13.3 cm sold for 94 pounds. Auction company: London Sotheby's 18th century bronze tripod furnace with a diameter of 18 cm sold for 84 pounds. Auction company: London Sotheby's 19th century bronze tripod furnace with a diameter of 34.9 cm. Auction company: Sotheby's in new york, September 17th, 22, gold-plated Hu Wenming bronze incense burner, with a diameter of 22.8 cm, sold for 3,76 pounds.