1. Unique undistorted package: Harden cardboard at corner and around sides, with vacuum shrink film outside, last packed in carton. 2. Ultra-low price: Only 30% of market price.Because own the factory. 3. Quality guarantee: Any quality problem, all will be in our responsibility.Our swainstone have quality certificate. 4.Good reputation: Credibility and quality focusing make us bigger and stronger. 5. Environmental rhinestones and sgs certificate: China gz yax rhinestones & motifs factory can supply lead free rhinestones meet with the standard of american and european law. Our lead-free rhinestones have got sgs certificate, which lead and cadmium content is less than 1ppm.