Industry News-Shenzhen Zhongda Environmental Technology Co., Ltd!

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Shenzhen Zhongda Environmental Technology Co., Ltd!
—— Focus on undertaking clean room projects

Provide one-stop services including design consultation, construction implementation,
and operation maintenance

400-1355-745

15012999800

Food Factory Clean Workshop Layout Compliance Guide: Personnel, Material, and Waste Flow Separation + Raw and Cooked Zoning + Air Shower Buffer Configuration Standards (Based on GB14881-2025)

2026-07-31

In food production SC certification, market supervision spot checks, and brand customer factory audits, chaotic workshop flow lines, non-standard zoning, and cross-contamination between personnel and materials are the core reasons for over 90% of foo...

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High energy consumption in old clean room air conditioning? This retrofit solution can save 20%-40% energy.

2026-07-30

For enterprises in food, pharmaceuticals, lithium batteries, precision electronics, and other industries, soaring electricity costs in aging cleanrooms have long been a common pain point. Many factory managers are puzzled: despite no increase in prod...

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ChangXin raises 57.9 billion for expansion! Understand the cleanroom of memory chips — it's on a completely different level from ordinary electronic factories.

2026-07-29

Recently, ChangXin Memory Technologies landed on the STAR Market, raising 57.9 billion yuan through its IPO. The funds will be primarily directed toward DRAM production line upgrades, capacity expansion, and high-end memory R&D. Domestic memory has o...

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Inside the Low-Price Bidding Trap in Cleanroom Engineering: 6 Deliberately Omitted Charges, Secretly Adding Over 100,000 Yuan Upon Completion. In the cleanroom and purification engineering industry, there is an open yet rarely disclosed unspoken rule: 90%

2026-07-28

In the cleanroom and purification engineering industry, there is an open yet rarely disclosed unwritten rule: 90% of low-price quotes are not real deals but "bait-and-switch" quotes. Many factory owners and business managers, when screening purificat...

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Clean rooms are also moving towards 'zero carbon'.

2026-07-27

If you're still discussing "Class 100, Class 1,000, Class 100,000", "HEPA or ULPA", or "0.5mm or 0.3mm color steel panels" with clients in 2026, you're already falling behind. What truly decides a cleanroom order is no longer "who can contr...

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What’s the difference between cleanroom national standards, GMP, GB14881, and cosmetic regulations? 90% of clients fall into the trap: mixing standards leads directly to failed acceptance.

2026-07-25

Full Text (Senior Purification Engineer Perspective | Sharp & Down-to-Earth | Dry Goods + Insider Secrets + Trivia, Suitable for WeChat Official Accounts, Toutiao, Official Websites, and Tieba for Segmented Excerpts) Many client bosses and newcomers ...

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FFU Selection: How Much Electricity Do EC Motors Really Save Compared to AC Motors? A Calculation Table Reveals the Cleanroom "Electricity Bill Black Hole"

2026-07-24

Having worked in cleanroom engineering for over a decade, I've seen too many clients stumble on FFU selection: they choose AC models during bidding for a unit price difference of 300-400 yuan, only to find three years later that the electricity bills...

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Must cleanrooms maintain constant temperature and humidity? Which industries can omit HVAC systems?

2026-07-23

With over 20 years in cleanroom engineering, working with hundreds of factory owners, equipment managers, and project leaders, I've found one of the most widespread and costly misconceptions: that a cleanroom must always have a constant temperat...

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洁净车间能耗居高不下？90%企业踩坑的隐形能耗陷阱

2026-07-22

做洁净室行业十几年，见过太多企业的真实困境：车间验收一次性通过，后续电费年年超标，净利润全被空调和风机“吃掉”。很多生物制药、电子半导体、新能源、食品化妆品工厂老板都疑惑：明明车间等级不高、设备不算多...

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区分GB14881与GB31603，筑牢食品包装安全生产防线

2026-07-21

随着食品安全监管力度的不断升级，食品接触材料（FCM）的生产环境合规性问题日益凸显。作为行业领先的净化工程解决方案服务商，我司在项目咨询中发现，大量软包装企业在无尘车间建设初期，常误将适用于食品加工企业的...

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Industry Insider: The

2026-07-20

The following three pitfalls are almost universal for every client. Scam 1: Swapping "filter grades" – selling H13 as H14. The price difference between HEPA and ULPA is huge: Grade Collection efficiency for 0.3μm particles Relative price H11 ≥95% ...

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The biggest source of pollution in the workshop is not the air, but people!

2026-07-18

Many people pause when they first hear this number: 80% of dust in a cleanroom comes from people. Not from poorly filtered fresh air, not from equipment wear, not from walls—but from the person standing there. This isn't alarmism; it's a conclusion ...

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Company Introduction

Shenzhen Zhongda Environmental Technology Co., Ltd. (hereinafter referred to as Zhongda environment) is a professional purification company specializing in the design, construction, commissioning, testing, maintenance and production of purification equipment, sales, purification air conditioning, central air conditioning, environmental protection air conditioning and industrial floor, mainly serving electronics...[More]

Contact us

Address：No.98, auxiliary road, National Road 107, Songgang sub district office, Bao'an District, Shenzhen
Tel：15012999800
Langline：0755-81782642
Fax：0755-81782642
Email：cel1213@163.com

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