In 1991, Yin Baochang started fishing for sea cucumbers, traveling all over the waters near Xuejia Island, and has been doing it for 10 years.

In 1998, sea cucumber fishing was ended, seafood farming was engaged in, and some seafood fishing was carried out as a sideline business.

In 2002, Yin Baochang saw the huge market in the seafood processing industry. He decided to carry forward his ancestral seafood processing technology, so he founded the "Lao Yinjia" sea cucumber specialty store and began to engage in the production of sea cucumbers and other products. Business and founded Qingdao Laoyinjia Sea Cucumber Co., Ltd.

In 2003, due to the high quality of "Lao Yin's" products and unique processing techniques, his seafood was in short supply. In order to further establish his market advantage, he was forward-looking and registered the "Lao Yinjia" seafood brand trademark with the Qingdao Industrial and Commercial Bureau.

In 2004, in order to strengthen the brand influence and prevent counterfeiting, he used laser technology to engrave the "Lao Yin Family" trademark and logo on the dried sea cucumbers he processed, and applied for a national invention patent, creating Exclusive sea cucumber brand. The company's scale continues to grow, and branches such as the Xuejiadao main store, Qingdao Ningxia Road branch, and Chongming Island store have been successively established, promoting Xuejiadao's sea cucumbers and other special products nationwide, and cultivating the "Lao Yinjia" brand into a well-known brand .

In 2005, it was rated as a "civilized and honest enterprise" consumer satisfaction unit.

In 2006, it was rated as "the favorite brand of middle-aged and elderly people", "quality-assured brand" and "honorary award of 3.15 Famous Goods (Services) Expo" and was certified as the origin of "pollution-free agricultural products" by Qingdao City.

In 2007, it was rated as "Qingdao Tourism Specialty Product", the key recommended brand of China International Agricultural Fair, "the first nominated brand of Jiaodong Sea Cucumber and Abalone Promotion Conference" and the national "pollution-free green certified product of the Ministry of Agriculture" .

In 2008, it won the title of Qingdao Pollution-free Aquatic Products Production Base for the Beijing Olympic Sailing Competition Food (Sea Cucumber) Supply Base.

In 2009, it was rated as the most trusted food brand by island city citizens, a company on the "3.15" large-scale consumer survey integrity gold list, and the most socially responsible food brand.

In 2010, it was rated as a famous and high-quality agricultural product brand in Qingdao.

In 2013, "3.15" was rated as a well-known west coast brand by Qingdao City.

In April 2013, Qingdao Xuejiadao Laoyinjia Sea Cucumber National Pollution-free Base became a famous trademark of Shandong Province and a geographical indication of hospitality in Shandong.

In July 2013, Qingdao Laoyinjia Sea Cucumber signed a strategic cooperation with Hong Kong customers on behalf of Qingdao Fisheries and Aquaculture, marking that Qingdao sea cucumber has officially entered the dining tables of Hong Kong people and will replace Japan’s Hokkaido sea cucumber.

In December 2013, Lao Yinjia Sea Cucumber was rated as a benchmark enterprise for enriching people and promoting agriculture in the outstanding display of Qingdao catering company CEOs.