Taizhou classic shaker bottle final check Service
PSI process for classic shaker bottle ; Randomly Selected Samples: When inspecting a classic shaker bottle, whether for quality control, manufacturing, or personal use, here are the key points to check: 1. Material Quality Body & Lid Material: Ensure it’s made of food-grade plastic (BPA-free) or stainless steel (if applicable). Durability: Check for cracks, weak spots, or brittleness. Odor Test: Low-quality plastics may have a strong chemical smell. 2….