Shanghai Maiyao Engineering Technology Co., LTD., on May 8, 2021, signed a 600 tons per day natural gas Maiz coflow lime kiln with Qingyang Xinyuan Charging Plant. The project broke ground on July 1, 2021, and was completed and delivered to the builder on April 23, 2022. Through the efforts of both parties, the single-unit debugging and linkage debugging were carried out, and on May 10, 2022, the ignition was successfully achieved and trial production began. The quality and output of the burned products fully met and reached the design standards stipulated in the contract, and met the emission indicators stipulated in the environmental protection regulations. At present, the lime kiln is running well, and the product quality is highly recognized by the market.