Audited Supplier
High Accuracy Multifunctional Air Quality Detector Meter With LCD Display For Indoor Use Formaldehyde CO2 AQI TVOC PM1.0 PM2.5 PM10 Monitor 
Packing list: Main Unit + manual + charging cable
Shenzhen Langdeli Technology Co., Ltd. is founded in 2013 year.
The company headquarters is located at Shenzhen City, the factory production workshop is located at Zhongshan city, both cities are in Guangdong Province, which is in the south of China, near Hongkong. Our company covers total area of 4100 square meters, enjoying convenient transportation and beautiful environment.
We are a professional technology enterprise integrating R & D, production and sales.
Our company adopts advanced technology, focus on all kinds of Various instruments and electronic products. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. Our products are not only selling well in all cities and provinces around China, but also exported to clients around the world, such as USA, Europe and Asia countries.
We have obtained CE, RoHS, ISO9001, PSE, FCC certificates etc. In addition, We are a Chinese AAA credit enterprise and a High-tech enterprise. We have numerous product design patent certificates, utility model certificates, as well as our own trademarks and brands.
We have much experience to cooperate with big companines, We welcome OEM, ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.
1. who are we?
We are based in Guangdong, China, start from 2013, sell to Western Europe(30.00%),North America(15.00%),Southern Europe(13.00%),Eastern Europe(9.00%),Northern Europe(8.00%),South America(7.00%),South Asia(5.00%),Eastern Asia(5.00%),Southeast Asia(5.00%),Central America(2.00%),Mid East(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment.
3.what can you buy fromus?
CO2 Meter, Air Quality Monitor, Ozone Meter Detector, Weather Station, Decibel Meter.
4. why should you buy from us not from other suppliers?
1.Accept customized OEM orders.
2.We provide one-year warranty and lifetime service for customers.
3.Accept third-party inspection service to guarantee quality for you.
4.our products are private,develop and produced by our factory independently.
5. what services can we provide?
1.Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery;
2.Accepted Payment Currency:USD,HKD,CNY;
3.Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow.
