In 1941, Mr. Leng Huakang founded "Leng's Shoe Store", which opened a chapter in the century-old history of the Kells brand. In 1987, Mr. Leng Xuegang founded a shoe factory and named it "Keers", turning the shoe factory into a modern enterprise in one fell swoop and embarking on the road of brand development. It is unique in the industry with its unique system technology and has been leading the development of the western shoe industry.

In 1994, Chongqing Kelshi Shoes Co., Ltd. was officially established.

In 1995, the first Italian molding production line in the southwest was successfully introduced and Chongqing Kelushi Shoes Co., Ltd. (a Sino-Italian joint venture) was established.

The establishment of Chongqing Kelshi Professional Marketing Company in 1996 marked the establishment of a modern marketing system.

In 1997, the "Colles Centennial Brand" strategy was launched to establish the first brand position in the shoe industry in Southwest China. In 1998, the marketing network covered more than 20 large and medium-sized cities across the country and offices were established.

The development and design center was established in 1999, a historic breakthrough in R&D level.

In 2000, Chongqing Kelshi Shoes (Group) Co., Ltd. was established and became a large-scale comprehensive enterprise group.

In 2001, Chongqing Kelshi Real Estate Development Co., Ltd. was established.

In 2002, Chongqing Kelishi Property Company was established and Chongqing Kelishi Industrial (Group) Co., Ltd. was established. In 2003, it won the title of "Consumers' Most Satisfied Shoes".

Won the title of "Chongqing Famous Trademark" in 2004.

In 2005, it obtained the national ISO9000:2000 quality system certification and won the title of "Chongqing Famous Brand Product".

In 2006, it won the title of "China's Famous Genuine Leather Shoes" issued by the China Leather Association.

In 2007, the 20th anniversary of the establishment of Chongqing Kelishi Industrial (Group) Co., Ltd., it assisted poor students to complete high school studies, repay the society, and achieve the goal of rejuvenating the country.

In the face of the Wenchuan earthquake in Sichuan in 2008, we worked together with the people of the whole country to form an "Earthquake Relief Pioneer Team" and sent representatives to Dujiangyan in Sichuan and Liangping in Chongqing for disaster relief and condolences. The entrepreneurial spirit of "unity, cooperation, and industry serving the country" has won unanimous praise from local people.

In 2009, Kelshi moved to Dadukou Jianqiao Industrial Park and established the Party branch of the Communist Party of China, winning the title of "China's Famous Leather Shoes".

In 2010, Cleers proposed the strategy of “building China’s No. 1 men’s shoe brand”.

In 2011, it won the title of "Top Ten Online Businesses" and once again won the titles of "Chongqing Famous Trademark" and "Chongqing Famous Brand Product".