220mm One Piece Dual Button Quick Release Toilet Seat Rotary Damper for PP and UF OEM Manufacturer

220mm One Piece Dual Button Quick Release Toilet Seat Rotary Damper for PP and UF OEM Manufacturer. 20+ Years Manufacturing Experience: Specialized in toilet seat and hinges production since 1992 with advanced technology. 50,000 Times Durability: High-quality damper tested to withstand 50,000 cycles of use for long-lasting performance. ISO9001 & RoHS Certified: Products approved with ISO9001:2008 and RoHS certifications ensuring safety and quality. Soft Close & Quick Release: Features silent soft-close lid and tool-free quick-release button for easy cleaning. OEM/ODM Customization: Supports full customization from samples, designs, and minor adjustments for clients. 100% Pre-delivery Testing: Every product undergoes 100% inspection before delivery to ensure zero defects. Competitive Direct Pricing: Direct sales without trading companies offer competitive prices for same quality.