Purification plant ACH: 100,000 ≥15 times; 10000 ≥20 times; 1000≥30 times. Pressure: the main workshop adjacent to the room ≥5Pa average wind speed: 10, 100 0.3-0.5m / s; winter temperatures> 16 ℃; summer <26 ℃; fluctuations in ± 2 ℃. Purification plant humidity 45-65%; 高标准 powder workshop humidity around 50% is appropriate; electronic workshop slightly higher humidity to avoid static electricity. Noise ≤65dB (A); the amount of fresh air to add 10% -30% of the total air volume; illuminance 300LX. Purification plant maintenance purification plant manufacturers, purification plant, Guangxi Yinhe provided by Guangxi Yinhe Metal Structure Engineering Limited. "Live in the container, integrated housing, freight containers, prefabricated houses, steel" preferred Guangxi Yinhe Metal Structure Engineering Co., Ltd. (2), the company is located at: Room 1208 Global Times on the 16th National Road, Nanning, over the years, Guangxi Yinhe to provide customers with the best quality service, contact: Sun. Welcome to the new and old customers call, letter, visit the guide, business negotiations. Guangxi Yinhe expect to be your long term partner!