LDDDLONGDUODUO CO LTD.

About LONGDUODUO CO LTD. (LDDD)

LONGDUODUO CO LTD. (LDDD) is a Diagnostics & Research company headquartered in Inner Mongolia, China whose shares trade over-the-counter on the Pink tier.

Longduoduo through its operating subsidiaries, which are headquartered in Hohhot, Ordos, Baotou and Ulanqab of China, is engaged in the business of providing comprehensive and high-quality preventive healthcare solutions. Through third-party healthcare service providers, we provide a wide range of comprehensive preventive healthcare services including disease screening, healthcare treatments, healthcare products and other services. The Company mainly focus on prevention to myocardial infarction, cerebral infarction, hemiplegia, and cardiovascular and cerebrovascular diseases. Our customers are primarily individual customers who introduced by our customers and sales agents.

Products and services

Longduoduo through its operating subsidiaries, which are headquartered in Hohhot, Ordos, Baotou and Ulanqab of China, is engaged in the business of providing comprehensive and high-quality preventive healthcare solutions. Through third-party healthcare service providers, we provide a wide range of comprehensive preventive healthcare services including disease screening, healthcare treatments, healthcare products and other services. The Company mainly focus on prevention to myocardial infarction, cerebral infarction, hemiplegia, and cardiovascular and cerebrovascular diseases. Our customers are primarily individual customers who introduced by our customers and sales agents.

LDDD key facts

Ticker symbol

LDDD

Market tier

Pink

Sector

Healthcare

Industry

Diagnostics & Research

Headquarters

Inner Mongolia, China

Country of incorporation

US

Year of incorporation

2021

Employees

53

Estimated market cap

$149.78M (as of Apr 11, 2025)

Shares outstanding

30,015,036

Reporting standard

U.S. Reporting: SEC Reporting

Audit status

Audited

Fiscal year end

6/30

LONGDUODUO CO LTD. leadership

• Zhou Hongxiao — CEO
• Huibo Xu — President
• Liping Kang — CFO
• Caiye Duan — Secretary

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