Zang brothers founded the waste non-ferrous metal smelting and recycling company (the predecessor of Lizhong Group).

Qingyuan County Associated Supply and Marketing Company was established.

The annual production and sales volume of national standard casting aluminum alloy exceeded 10000 tons.

We independently developed a high-purity aluminum silicon magnesium titanium casting aluminum alloy, and obtained the National Key New Product Certificate, filling the domestic gap.

Baoding Lizhong Wheel Manufacturing Co., Ltd. was established;

Baoding Longda Aluminum Co., Ltd., a Sino Japanese joint venture, was established.

We have successfully developed China's aluminum alloy continuous production combination furnace (preheating, smelting, alloy static continuous);

The annual production and sales volume of cast aluminum alloy in national and international standards exceeded 50000 tons.

Hebei Lizhong Nonferrous Metals Group Co., Ltd. was established, and Hebei Lizhong Group was also registered.

Hebei Sitong New Metal Materials Co., Ltd. was established.

the annual production and sales volume of the Group's cast aluminum alloy exceeded 100000 tons.

Baoding Commercial Bank (the largest shareholder) was established.

The company successfully developed the medium and long distance aluminum alloy liquid transportation technology, creating the first direct supply and sales of aluminum alloy liquid in China.

The technology research and development center of Lizhong Alloy Group was established.

Lizhong Wheel Group was successfully listed on the main board of the Singapore Stock Exchange on October 19.

Tianjin Lizhong Alloy Group Co., Ltd. was established.

Tianjin Lizhong Alloy Group was reorganized and established;

National Torch Plan - High Strength, High Toughness and High Corrosion Resistance - XK360 Aluminum Alloy was successfully developed;

The annual production and sales volume of the alloy group exceeded 500,000 tons.

Set up Academician Workstation of the Group;

National Torch Program - High Toughness LZ A357 aluminum alloy was successfully developed;

National key new product plan - high wear hypereutectic LZ.A390 cast aluminum alloy was successfully developed.

The national key new product plan - light metal high-efficiency energy-saving smelting furnace group and supporting equipment have been successfully developed;

The National Torch Plan - a new type of high wear resistance and heat resistance aluminum silicon copper casting aluminum alloy has been successfully developed.

The National Torch Plan - the development of new hypoeutectic aluminum silicon casting aluminum alloy was successful;

Hebei Institute of Light Metal Alloy Materials Industry Technology was established.

Stone New Materials was successfully listed on the Shenzhen Stock Exchange's Growth Enterprise Market on March 19;

The production and sales volume of the alloy group exceeded 700000 tons;

China's top 500 manufacturing groups ranked 413,

China's top 500 private enterprises ranked 377,

China's top 500 private enterprise manufacturing groups ranked 227.

Lizhong Alloy Group will be reorganized and merged into the listed company, Sitong New Materials.

Lizhong Alloy Group acquired the minority shareholders' equity of Baoding Longda.