Charter Leader has been focusing on the field of wireless testing for more than ten years. Its main products are high isolation shielding boxes & soundproof boxes. The products also involve IoT testing, automated testing, 1-to-multiple production testing, and wireless testing. Equipment, fixtures, and other wide range of fields. Relying on forward-looking decision-making, rooted technology and professional manufacturing, Jia Duoli Group continues to innovate, develop and grow, always maintain the strongest market competitiveness, and help 2025 Made in China!