Country: Viet Nam Description of the Assignment: to provide technical support for the development and roll-out of Training materials on Psychosocial Interventions for People Who Use Stimulant Drugs in Ho Chi Minh city (hereinafter called “the Training Materials”), the task includes: 1) Taking lead in the compilation of the full draft of Training Materials 2) Facilitating a 3-day in-person training workshop for health care workers and CSO members. Period of assignment/services (if applicable): 27 working days from 10 September 2025 to 31 December 2025. Proposal should be submitted directly in the portal no later than indicated deadline.Any request for clarification must be sent in writing via messaging functionality in the portal. UNDP will respond in writing including an explanation of the query without identifying the source of inquiry.Please indicate whether you intend to submit a bid by creating a draft response without submitting directly in the system. This will enable the system to send notifications in case of amendments of the tender requirements. Should you require further clarifications, kindly communicate using the messaging functionality in the system. Offers must be submitted directly in the system following this link: http://supplier.quantum.partneragencies.org using the profile you may have in the portal. In case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in guides available in UNDP website: https://www.undp.org/procurement/business/resources-for-bidders.  Do not create a new profile if you already have one. Use the forgotten password feature in case you do not remember the password or the username from previous registration.