The difference between Shiyitang No. 1 and No. 2 lies in the different levels.

Shiyitang

Harbin Pharmaceutical Group Shiyitang Pharmaceutical Factory was built in the 29th year of the reign of Emperor Guangxu of the Qing Dynasty (1903), and its history can be traced back to the 7th year of the reign of Emperor Daoguang of the Qing Dynasty (1827). The earliest pharmaceutical factory in Northeast China. Shiyitang, a century-old brand that has witnessed the vicissitudes of history, was famous for signing a contract with Beijing Tongrentang never to enter the customs before liberation. Since then, there has been a saying that "there is Shiyi in the north, and Tongren in the south". .

As one of the five traditional Chinese brands, Shiyitang's medicines won the gold medal at the first Panama Exposition as early as 1915, and were certified as "Chinese Time-honored Brands" by the former Ministry of Domestic Trade. The Shiyitang brand is the only internationally registered trademark in Heilongjiang Province and a member of China's Well-known Trademark Protection Organization. It has ranked first in all previous trademark competitions in Heilongjiang Province, and its brand intangible assets have been assessed at more than 1 billion yuan.

Shiyitang was founded in the seventh year of Daoguang reign of the Qing Dynasty, that is, 1827 AD, and has a history of more than 180 years. As early as the Republic of China, it was as famous as Tongrentang in Beijing. It was known in the pharmaceutical industry as "having colleagues inside and being the best outside". At the beginning of the establishment of Shiyitang.

The heyday of Shiyitang was during the Daoguang period of the Qing Dynasty, when Guo Wanchun was the general manager. At that time, General Chang Shun was stationed in Jilin. It happened that his mother was seriously ill. Guo Wanchun tried his best to serve and made General Chang Shun's mother recover quickly. To express her gratitude, Chang's mother adopted Guo Wanchun as her adopted son. Therefore, with the support of General Chang Shun, Guo Wanchun became the general of the camp, able to supervise the soldiers, and Shi Yitang reached its peak.