Longduoduo Company Limited is a Nevada incorporated holding company that does not conduct any business operations directly. All of its activities are carried out by seven subsidiaries located in the People's Republic of China which focus on preventive healthcare solutions including disease screening, health treatments and related products. The company's primary emphasis is on the prevention of myocardial infarction, cerebral infarction, hemiplegia and cardiovascular and cerebrovascular diseases.

Longduoduo Company Limited generates revenue mainly through commissions earned from its agency relationship with Inner Mongolia Honghai Health Management Co Ltd which accounted for over 97% of gross revenue in the year ended June 30 2025. In addition the company derives income from principal sales of healthcare services such as meridian regulating and consciousness restoring iatrotechnics double blood purification immunological ozonated autohemotherapy platelet rich plasma relaxation therapy vegetative nerve regulation and microwave therapy though this segment has declined significantly in recent periods. Under each agency agreement the subsidiary collects payment from customers and remits the amount to Honghai after deducting the pre approved commission share.

The company operates through the following segments: Julong, Longduoduo Health Technology, Qingguo, Rongbin, Chengheng, Tianju and Yihua.

• Julong: Provides health management consulting services excluding medical services and related services in Beijing.

• Longduoduo Health Technology: Engaged in medical information consulting corporate management consulting and health management consulting services in Inner Mongolia.

• Qingguo: Involved in sales of food health management consulting and medical information consulting services in Inner Mongolia.

• Rongbin: Provides medical information consulting corporate management consulting and health management consulting services in Inner Mongolia.

• Chengheng: Offers medical information consulting corporate management consulting and health management consulting services in Inner Mongolia.

• Tianju: Engaged in sales of class I medical equipment pre packaged food hygiene products cosmetics and disinfection products health management consulting medical information consulting software development biotechnology promotion beauty services technology consultation and leasing of medical equipment in Inner Mongolia.

• Yihua: Provides health management consulting services excluding medical services and related services in Beijing.

Longduoduo Company Limited operates in the highly competitive preventive health care market in China where it faces competition from the medical examination departments of major public hospitals and from private medical examination companies. The company believes its competitive advantages lie in its strong sales and marketing efforts its innovative approach to the health care market and its flexible management mechanism. While some competitors may have longer operating histories greater brand recognition better supplier relationships larger customer bases or greater financial technical or marketing resources Longduoduo relies on its dedicated team and its network of third party health care providers to maintain its market position.

Longduoduo Company Limited serves individual consumers seeking preventive health care services primarily in the cities of Hohhot Ordos Baotou and Ulanqab in Inner Mongolia. The company's customers include patients who undergo disease screening and treatment programs as well as individuals who purchase health management services through its agency arrangement with Honghai. No specific customer names are disclosed in the filing.