1. Create a Website: Build a professional website that showcases your QUICK COUPLER products under the AIR COUPLER category. Ensure that the website is user-friendly, mobile-responsive, and includes high-quality images and detailed product descriptions.

2. Search Engine Optimization (SEO): Optimize your website for search engines so that users can find your products when they search for relevant keywords like "AIR COUPLER," "QUICK COUPLER 20SF," "QUICK COUPLER 30SF," and "QUICK COUPLER 40SF." This will improve your website's ranking on search engine results pages (SERPs).

3. Google My Business: Create a Google My Business (GMB) listing for your company. This will help your products appear in local searches, and it also adds credibility to your business.

4. Social Media Presence: Establish a presence on popular social media platforms like Facebook, Instagram, LinkedIn, and Twitter. Share engaging content, product updates, and promotions to attract potential customers and drive traffic to your website.

5. Online Marketplaces: List your products on prominent online marketplaces like Amazon, eBay, or specialized industrial marketplaces. These platforms have a vast user base, which can potentially increase your product's reach.

6. Content Marketing: Create informative content related to air couplers, quick couplers, and other related topics. You can publish blog posts, videos, or infographics on your website and share them on social media. This will position your company as an authority in the industry and attract potential customers.

7. Email Marketing: Collect email addresses through your website and other interactions. Utilize email marketing campaigns to keep potential customers informed about new products, promotions, and industry news.

8. Networking and Partnerships: Connect with relevant businesses, distributors, or retailers in the industry. Partnerships can help you reach a broader audience and expand your distribution channels.

9. Customer Reviews and Testimonials: Encourage satisfied customers to leave reviews and testimonials on your website and review platforms. Positive reviews can build trust and attract more customers.

10. Online Advertising: Consider running online ads on platforms like Google Ads or social media channels. Target users searching for air couplers or related products to direct them to your website.

11. Offline Promotion: Attend industry trade shows, conferences, and events to showcase your products and network with potential customers and partners.

12. Print Media: If appropriate for your target market, advertise in relevant industry magazines or publications.

Remember that a successful marketing strategy requires continuous effort and adaptation. Monitor your website traffic, sales, and user feedback to optimize your approach over time. Additionally, staying up-to-date with the latest industry trends and technologies can also give you a competitive edge.