-- Announcement on Semi-annual Main Operating Data for 2025

Securities code: 603139 Securities abbreviation: Kanghui Pharmaceutical Announcement number: 2025-053 Shaanxi Kanghui Pharmaceutical Co., Ltd.

Announcement on the main operating data for the first half of 2025

The company's board of directors and all directors guarantee that the contents of this announcement do not contain any false records, misleading statements or major omissions, and assume legal responsibility for the authenticity, accuracy and completeness of its contents.

In accordance with the relevant requirements of the Information Disclosure Guidelines for Listed Companies by Industry by the Shanghai Stock Exchange and the "Important Reminder on Disclosure of the 2025 Semi-annual Reports of Main Board Listed Companies", the company's main operating data for the 2025 semi-annual report are now disclosed as follows:

1. During the reporting period, the company’s main business income by industry is as follows:

Unit: RMB 10,000 Operating income ratio Operating cost ratio Gross profit margin ratio compared to the previous income category Operating income Operating cost Gross profit margin (%)

Increase/decrease in the previous year (%) Increase/decrease in the previous year (%) Increase/decrease in the previous year (%)

Pharmaceutical manufacturing 14,946.93 10,150.39 32.09 6.26 29.72 -12.29

Pharmaceutical circulation 9,180.44 7,700.29 16.12 -23.14 -20.72 -2.56

Total 24,127.37 17,850.68 26.01 -7.24 1.79 -6.57

2. During the reporting period, the company’s main business income based on product usage is as follows:

Unit: 10,000 yuan

Operating income is higher than operating cost is higher than gross profit margin is higher Items Operating income Operating cost Gross profit margin (%)

Annual increase or decrease (%) Annual increase or decrease (%) Annual increase or decrease (%) Gynecology 1,696.76 797.63 52.99 -18.36 -3.78 -7.12 Respiratory and cold 1,959.29 1,325.23 32.36 -16.12 -4.40 -8.29 Dermatology 3,226.09 1,033.64 67.96 -14.07 -20.65 2.66 Orthopedics 1,547.02 912.91 40.99 11.01 49.94 -15.32

Others 3,262.43 1,673.08 48.72 84.78 40.58 16.13 Traditional Chinese medicine pieces 1,425.54 1,467.74 -2.96 -44.26 -31.50 -19.18 Pharmaceutical intermediates 1,829.80 2,940.16 -60.68 906.55 705.30 40.16 Pharmaceutical circulation 9,180.44 7,700.29 16.12 -23.14 -20.72 -2.56 Total 24,127.37 17,850.68 26.01 -7.24 1.79 -6.57

3. During the reporting period, the company’s main business operations by region are as follows:

Unit: RMB 10,000 Project Operating Income Increase or decrease in operating income over the previous year (%) Northeast Region 970.51 -28.96

North China 2,428.74 -0.25

East China 4,513.76 4.78

South China 1,691.41 -17.46

Central China 2,245.70 -1.64

Northwest Territories 10,106.45 10.12

Southwest region 2,170.80 -50.58

Total 24,127.37 -7.24

The operating data in this announcement have not been audited. Investors are reminded to use the above data with caution.

Shaanxi Kanghui Pharmaceutical Co., Ltd. Board of Directors

August 27, 2025