Inside the CCLTS are categorized into 3 lines or work as followed:

1. Samples collecting and Laboratory testing supporting line

1. Developing and attending to the samples collecting effectively in both normal and emergency situations.
2. Supporting the central division of the National Institute of Health in emergency and outbreaks.

2. Surveillance coordinating line

1. Collaborating with other divisions both inside and outside the National Institute of Health.
2. Gathering information from the surveillance of the inside divisions and from the National Institute of Health surveillance project including surveillance information from the outside divisions, by analyzing, interpreting, and distributing the laboratory testing results.
3. Developing the information technology system associated to surveillance information.
4. Researching and developing the urgent projects.
5. Researching and developing the national coordinating system for laboratory testing for Influenza, outbreaks and disasters in Thailand.
   

3. Result reporting and Customer service line

1. Developing and providing services to the laboratory testing results in both normal cases and urgent cases.
2. Collaborating with other divisions both inside and outside the National Institute of Health associated with testing information providing, sample collecting, result reporting, etc.
3. Developing the service providing methods to the customers of the National Institute of Health.
   

Samples collecting and Laboratory testing supporting line

   •  Developing and attending to the samples collecting in both normal and emergency situations, both in governmental office hour and out of office hour.

   •  Supporting the central division of the National Institute of Health in emergency and outbreaks.

Surveillance coordinating line

    Coordinating unit
    • Collaborating with other divisions both inside and outside the National Institute of Health.

   Database administration unit
   • Gathering information from the surveillance of the inside divisions and from the National Institute of Health surveillance project including surveillance information from the outside divisions, by analyzing, interpreting, and distributing the laboratory testing results.

   Personnel and Documentary and filing unit
   • Carry out personnel and documentary and filing tasks

   Result reporting unit
   • Developing and providing services to the laboratory testing results in both normal cases and urgent cases.

   Customer service unit
   • Collaborating with other divisions both inside and outside the National Institute of Health associated with testing information providing, sample collecting, result reporting, etc.
   • Developing the providing service methods to the customers of the National Institute of Health.

   Medical service unit
   • Provide medical service in all aspects include health promotion, disease prevention and control, rehabilitation, on-duty accidents surveillance, and emergencies.

   Supplies and financial unit
   • Responsible for supplies and financial tasks.