1. Online Directories: Utilize online directories such as IndiaMart, TradeIndia, or ExportersIndia. These platforms list numerous manufacturers along with their contact details and product offerings. You can specify your search to Gurugram to find manufacturers in the city.
2. Trade Shows and Exhibitions: Attend garment trade shows and exhibitions held in Gurugram or nearby regions. Events like the Garment Technology Expo or Apparel Sourcing Week often include manufacturers from Gurugram and neighboring areas.
3. Local Contacts and Networking: Reach out to local contacts in the garment industry in Gurugram. Networking with retailers, designers, or other manufacturers can lead to valuable recommendations or referrals.
4. Online Searches: Conduct online searches using terms like "T-shirt manufacturers in Gurugram" or "garment factories in Gurugram." This can lead you to individual manufacturers' websites or listings.
5. B2B Platforms: Explore B2B platforms like Alibaba or IndiaMART, where you can find a wide range of manufacturers, including those specializing in T-shirts and located in Gurugram.
6. Visit Industrial Areas: Gurugram has several industrial areas such as Udyog Vihar, Sector 37, Sector 18, etc. Visiting these areas allows you to directly interact with manufacturers and assess their facilities.
7. Verify Credentials: Once you shortlist potential manufacturers, verify their credentials, such as certifications, production capacity, quality standards, and client testimonials, to ensure they meet your requirements.
8. Request Samples and Quotes: Request samples of their T-shirts to assess quality and ask for quotations based on your specifications, including quantity, fabric, design, and printing requirements.
9. Negotiate Terms: Negotiate terms regarding pricing, lead times, payment terms, and any other specific requirements you may have before finalizing an agreement.
10. Legal and Contractual Formalities: Ensure that you have a legally binding contract in place outlining all terms and conditions to avoid any misunderstandings or disputes in the future.

By following these steps, you should be able to find a suitable T-shirt manufacturer in Gurugram to fulfill your requirements. Remember to conduct thorough research and due diligence to ensure a successful partnership.