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News
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Solving Square Glass Bottle Unevenness: How Zhonghai Packaging Earned a U.S. Tequila Brand’s Trust
Read moreAt Zhonghai, we recently received an inquiry from a U.S.-based tequila brand. In their initial message, they emphasized one concern above all others: consistency of wall thickness and bottom thickness for a square bottle they had struggled to produce with other suppliers. That inquiry led to a technical collaboration that resolved a difficult glass forming […]
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Glass vs Plastic Alcohol Bottles: A 2026 Professional Guide to Cost, Quality, and Sustainability
Read moreGlass vs Plastic Alcohol Bottles: Which Packaging Option Is Better in 2026? For product agents, wholesalers, and procurement specialists in the USA, Russia, and Europe, the choice between glass and plastic for alcohol packaging is more than a simple container decision—it's a strategic move impacting brand perception, supply chain costs, regulatory compliance, and environmental responsibility. […]
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Expert Buyer’s Guide to 7 Standard Liquor Bottle Sizes in 2026
Read moreAbstract The standardization of liquor bottle sizes represents a complex intersection of historical convention, regulatory oversight, and global commerce. An examination of these norms reveals a system shaped by the transition from imperial to metric units, alongside distinct legislative frameworks governed by bodies such as the United States' Alcohol and Tobacco Tax and Trade Bureau […]
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Glass Bottle Thickness: A Strategic Choice, Not Just a Technical Spec
Read moreAt Zhonghai, we specialize in custom wholesale glass bottles for the spirit industry. Every day, we help brands answer one critical question: should the bottle be thick or thin? The answer extends far beyond glass. It affects brand image, cost structure, shipping safety, and even the end consumer’s experience when holding the bottle. Today, we are sharing […]