Main Products

These products are mainly introducing our company Main product list,welcome to learn more and send inquiry us: Email: root@grcard.cn ,  Whatsapp:+86-18002561761

Our Advantage

Our advantages: 1. 13 Years Professional Team: Established in 2007 on smart card 2. Fast Delivery: Full automatic production process, ontime delivery is our commitment 3. OEM Production: Accept OEM/ODM customization 4. Original factory price: First Hand production supplier, long-term cooperation with factory price 5. Quality control: 100% QC before shipment,high quality is our obiligation

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Very responsible and communicative seller.
What Our Clients Say
Very responsible and communicative seller.
Very skilled and able to satisfy any request I had. This company continues to be the market leader in this space by far. I will absolutely do business with them again.
Spencer **villa,United States
Keep it up the good work.
What Our Clients Say
Keep it up the good work.
We've been using Greeso products since the very beginning. And found his team to be extremely professional and knowledgeable. We wouldn't have any hesitation in recommending their services.
PAUL ADJUTOR **CARON,Philippines
Good Chinese supplier.
What Our Clients Say
Good Chinese supplier.
We've been using your company and from the very beginning found him and his team to be extremely professional and knowledgeable. We wouldn't have any hesitation in recommending their services.
Mikhail **elchenkov,Russian Federation
Emergency Service

If you have urgent requirement,  welcome to call us directly!

+86 18002561761
Hot Products

These products are mainly introducing our company Hot selling product list,welcome to learn more and inquiry us via: Email: root@grcard.cn ,  Whatsapp:+86-18002561761

Lte 4G sim card
Mini Micro Nano Size Programmable 4G LTE Card

China 1st. grade 4g sim card manufacturing, supporting oem custom logo design, programming. Buy now to start business.

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Rfid Blocking Card
Best RFID NFC Blocking Card for Credit Card

RFID & NFC Blocking card is a smart shield card specially used to shield wireless signals of high-frequency (13.56MHz) smart cards (such as credit cards, payment cards,etc.) to prevent card information from being obtained by criminals.

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 Firewood Carrier Bag
Gialer Canvas Firewood Carrier Bag

Gialer Canvas Firewood Carrier Bag, Large Canvas Log Tote Bag Carrier, Heavy Duty Tote Log Carrier for firewood, Campfire, Fireplace, Bonfire, Outdoor Camping.

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cordless mic for phone
The Best Bluetooth microphones

Smartmic Bluetooth Lavalier Wireless Microphone for Web celebrity video Mic for Vlog Youtuber Recording,wireless smart micphone,it can support wireless clip.

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lavalier microphone
Wireless Lapel microphone with Phone holders

Gialer Lavalier and Headset Microphone, Wireless Lapel microphone with Phone holders, 200 Feet Long Range Mics Wireless Headset with Microphone For Laptop, Phones, Computer

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Firewood Carriers
Dark Green Firewood Carrier Bag

Dark Green Firewood Carrier Bag, Large Bags Of Firewood For Sale, Heavy Duty Tote Log Carrier for firewood, Campfire, Fireplace, Bonfire, Outdoor Camping.

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Outdoor Log Holder
4 feet Firewood Rack Log Holder

Perfect size of 4 Feet firewood storage rack to fit on outdoor back porch, back yard deck, outside backyard fire pits, under eaves, tool shed, wood shed, chaotic pile inside the cabin, indoor garage, family room, covered patio to hold enough wood for fireplace all seasons.

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8 feet Firewood Rack
8 feet Firewood Rack Log Holder

Large Size of 8 Feet firewood storage rack to fit more on outdoor back porch, back yard deck, outside backyard fire pits, under eaves, tool shed, wood shed, chaotic pile inside the cabin, indoor garage, family room, covered patio to hold enough wood for fireplace all seasons.

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About us
About us
Greeso Technology(Shen Zhen)Co., Ltd
Greeso Technology(Shen Zhen)Co., Ltd was established in Year 2007, located in Shenzhen China. We are professionally engaged in the production of smart cards, Sim card, IC card, RFID Tags, and related card readers for more than 13 years.  Our main products like 2/3/4G Sim cards,NFC & RFID Blocking card, contact/contactless IC cards, paper scratch cards, magnetic stripe cards, and blu drive ii readers, etc have been sold hundreds of millions pieces to over 100 countries. Our products are widely used in restaurant,finance, hairdressing, telecommunications, tax,hospital,school,insurance and traffic areas. Best quality, punctual delivery and perfect service, aiming to be praised by all of our customers, we keep in mind to improve our quality and make the perfect oem products for the speedy developing market.    Come and send your inquiry, and let's make good business cooperation together. (Note: the following pictures of certificates are real,All rights reserved)
About us
32
On the market
150
Global distributor
25
Annual production(M)
120
Of the company
Latest Blog

Here post our latest product related Blog.If you have any other inquiry, welcome to leave your messages with us.

Why are smart cards better than other ID token technologies?
Jan 18,2021
Why are smart cards better than other ID token technologies?

In early 2021, some of our clients ask: “Why are smart cards better than other ID token technologies? Today we are honored to have a brief introduction to explain clients and hope this passage would be benefitable for them.   Smart cards are widely acknowledged as one of the most secure and reliable forms of an electronic identification (ID) token. A smart card includes an embedded integrated...

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What is the Best Way to Use a Meat Thermometer?
Dec 30,2020
What is the Best Way to Use a Meat Thermometer?

Some friend ask me what is the Best Way to Use a Meat Thermometer? Most of us use a meat thermometer for a large roast or the Thanksgiving turkey. According to the USDA, however, we should be using these thermometers routinely for foods such as hamburgers, chicken breasts, and even egg dishes such as quiche in our daily life too. Using a thermometer is the ONLY method that can ensure a safe t...

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Review after using the BBQ Brush
Dec 21,2020
Review after using the BBQ Brush

Today, let’s talk about grill-brush(BBQ Brush).   One of the most practical tools used before or after every cookout is a grill brush.  Most people leave their grill brush hanging on their grill where it is always accessible.  That means their trusty grill brush takes a real beating from frequent use and the weather.  In normal use, we apply pressure to vigorously brush off bur...

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