北京中成石英玻璃有限責任公司(ZCQ)于1998年成立,經過多年的研發經營,成爲一家生産加工石英玻璃,光學元件及光學玻璃的高科技企業

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    I have found that being honest is the best technique I can use. Right upfront, tell people what you're trying to accomplish and what you're willing to sacrifice to accomplish it - Lee Iacocca, executive