Open Application Programming Interface (Open API)

A new channel for timely information at ease

To facilitate the Open Application Programming Interface Framework issued by Hong Kong Monetary Authority (HKMA) in July 2018, CCB (Asia) has opened the Application Programming Interface (Open API) to several e-service providers. You may now get the most up-to-date product information and promotion news of CCB (Asia), such as deposit, foreign currency exchange, loans, investment, insurance and other general banking services through the third-party websites and applications at ease!


Since February 2020, the cooperation scope between CCB (Asia) and various e-service providers has been expanded. You may now apply for the products or services offered by CCB (Asia) in the respective third-party websites or applications.

Key Features

  • Provide diversified information channels with the adoption of advanced technology and world-class security guardiance.
  • A seamless experience for getting the CCB (Asia) product information and applying for the banking products through the third-party websites and applications.

What is Open API?

This video gives a brief overview of how customers use banking services on websites or applications of TSP via Open API (Chinese version only).


Cooperating Partners

CCB (Asia) has opened the APIs to below organizations. You may now make good use of their websites or applications for getting CCB (Asia) product information and promotion news anytime and anywhere.


Cooperating Partners Name of the Websites/ Applications Product Information That CCB (Asia) Shared
Centaline Mortgage Deposits, Loans, Foreign Currency Exchange and Other Banking Services
ET Net
mReferral Mortgage Brokerage Services
Ricacorp Mortgage Agency

* Update as of Mar 2024


You may also apply for CCB (Asia) products or services through the following websites or applications.


Cooperating Partners Cooperating Partners' Company Info Services/Products offered by TSP in Partnership with Bank

Centaline Mortgage Broker Limited is a member of the Centaline Group, established in 1997 and has been committed to provide customers with the high quality mortgage referral services. The professional mortgage advisory team has a comprehensive grasp of the mortgage market information and strive to introduce the most favorable mortgage plans to clients.

  • Company name: Centaline Mortgage Broker Limited
  • Principal place of business: Hong Kong
  • Business nature: Online and offline mortgage loan referral service
  • Mailing address: Rooms 601&616, 6/F, Wharf T&T Centre, Harbor City, 7 Canton Road, Tsim Sha Tsui, Kowloon
  • Company phone number: 852- 2889-2886
  • Company fax number: 852- 2811-2121
  • Company e-mail address: cmb@mail.centanet.com
  • Company Website: https://www.centamortgage.com
  • Services/Products offered by TSP in partnership with Bank: Process mortgage loan application request
  • Distribution channels: Via company website and application
  • Website: https://www.centamortgage.com

mReferral Mortgage Brokerage Services is a joint venture of CK Hutchison Holdings Limited and Midland Holdings Limited. Partnering with over 70 financial institutions and offering more than 100 mortgage plans, mReferral is dedicated to provide comprehensive services which help customers choosing the suitable mortgage plans hassle-free.

  • Company name: mReferral Mortgage Brokerage Services
  • Principal place of business: Hong Kong
  • Business nature: Online and offline mortgage loan referral service
  • Mailing address: 17/F, OTB Building, 160 Gloucester Road, Wan Chai, Hong Kong
  • Company phone number: 852- 3196-6688 / 852- 3196-6600
  • Company fax number: 852- 3196-6678
  • Company e-mail address: info@mReferral.com
  • Company website: https://www.mreferral.com
  • Services/Products offered by TSP in partnership with Bank: Process mortgage loan application request
  • Distribution channels: Via company website and application
  • Website: https://www.mreferral.com

Ricacorp Mortgage Agency Limited has been established in 1999 and has collaborated with over 50 banks and financial institutions, and provides one-stop mortgage referral services including free referrals, personalized advice on mortgage choices and end-to-end mortgage application service.

  • Comapny name: Ricacorp Mortgage Agency Limited
  • Principal place of business: Hong Kong
  • Business nature: Online and offline mortgage loan referral service
  • Mailing address: Room 1805, 18/F, Olympia plaza, 255 King's Road, North Point, Hong Kong
  • Company phone number: 852- 2836-6121 / 852- 2836-6183
  • Company fax number: 852- 2117-1795
  • Company e-mail address: mortgage@ricacorp.com
  • Company website: https://www.ricamortgage.com
  • Services/Products offered by TSP in Partnership with Bank: Process mortgage loan application request
  • Distribution channels: Via company website and application
  • Website: https://www.ricamortgage.com

* Update as of Mar 2024


The above links bring you to a third party site designated by China Construction Bank (Asia) Corporation Limited (the "Bank").


For your surfing on the third party site, the Bank does not represent or confirm the following (or any of them):

  1. that there will be no delay, failure, error or omission or loss of information in transmission;
  2. that no viruses or other contaminating or destructive properties will be transmitted; and
  3. that no damage will occur to your mobile handset and/or computer system.

You are solely responsible for the following:

  1. adequate protection and backup of data and equipment; and
  2. undertaking reasonable and appropriate precautions to scan for computer viruses and other contaminating or destructive properties.

For more information regarding the Open API service, please refer to the above Related Links. The service listed above is subject to the related terms and conditions of the service, you may refer the terms and conditions from the above Related Links respectively.