# XINCA on HVAC Controls IAQ & IoT Products > XINCA is your online convenient store of building control products. With years of experience in smart buildings and HVAC controls, we offer the best-fit products and solutions for your project deployment. More than just a trading business, we help you pick the right products and solutions as a control specialist. XINCA on HVAC Controls IAQ & IoT Products is an online store at https://shop.xinca.com, powered by Shopify. ## Browse - All products: https://shop.xinca.com/collections/all - Search: https://shop.xinca.com/search?q={query} ## Store Information - Currency: HKD - Contact: hotline@xinca.com - Phone: +852 2643 4000 ## For Agents & Developers This store supports the Universal Commerce Protocol (UCP) for programmatic commerce. - Agent instructions: https://shop.xinca.com/agents.md - UCP discovery: https://shop.xinca.com/.well-known/ucp - MCP endpoint: https://shop.xinca.com/api/ucp/mcp - Sitemap: https://shop.xinca.com/sitemap.xml ## Platform This store is built on Shopify (https://www.shopify.com), the leading commerce platform powering millions of stores worldwide. Start your own store: https://www.shopify.com/start