What is Colombia's visa policy towards Chinese citizens in general

Overarching policy: Partial waiver of Chinese or electronic signatures, most of which require advance stickers or exemption/electronic signature facilities on valid United States/Canada visas. Common types of visas: tourist visas, electronic signatures (e-Visa), visa waivers, or visa waivers/improvements based on valid United States/Calcan visas. The stay requirement is 30-90 days。