求翻译：首先作为用户，必须要了解这个产品所在的行业，从大处着眼来定位产品本身。液晶拼接产品最核心的部分之一就是液晶面板，因此了解上游的面板厂商是很有必要的。因为液晶产品的核心技术就是掌握在这些液晶面板厂商中，从某种程度上决定了液晶拼接市场的发展。目前，主流的液晶面板上游厂商包括三星、夏普、LG这三家。其中，三星是最早涉足液晶拼接市场的厂商，他的产品线也是最完善的；LG则是这三家当中最后一个在国内市场推出液晶拼接产品的厂商。不同品牌的产品，在尺寸和拼缝上面都存在差异，用户可以根据自己的需求来适当选择。是什么意思？

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At first as a user, you must be aware of this product in the industry, focus on the key points to locate product itself. LCD patchwork products the most central part of that is one of the LCD panels, and therefore understand the upstream Panel manufacturers is necessary. Because LCD products in the

First of all as a user, it is necessary to understand where the products of industry, Department chiefs to locate the product itself. LCD splicing products is one of the most core part of LCD Panel, knowing the upper panel manufacturer is necessary. Because LCD's core technology is mastered in the L