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Precision Repair for Smart Devices
Comprehensive IT Services for Businesses and Institutions

Professional engineering team · 30-minute response · 180-day warranty
From deep upgrades for personal devices to enterprise-grade technical support, we have you covered

Precision device hardware repair

Chip-level precision repair for mainstream smart devices, original-quality parts, free diagnosis and no charge if we can't fix it

Precision repair for phones and tablets

We specialize in phones and tablets of all major brands, covering screen assembly replacement, battery renewal, chip-level motherboard repair and data rescue.

  • Chip-level precision motherboard soldering
  • Screen assembly replacement (original / high-standard)
  • Battery capacity restoration for aged cells
  • OS reinstall and data-safe flashing

In-depth computer maintenance and custom builds

Professional desktop and laptop repair, hardware upgrades and optimization, plus enthusiast liquid-cooled builds and custom AI workstations.

  • GPU and southbridge motherboard chip repair
  • PC building and enthusiast cable routing design
  • Hardware upgrades, system tuning and dust removal
  • AI compute and deep-learning workstation tuning

Camera and drone repair

For professional DSLRs, mirrorless cameras, lenses and DJI drones we offer optical fungus removal, stabilizer gimbal calibration and motor tuning.

  • Fine optical fungus and dust removal inside lenses
  • Shutter assembly and sensor cleaning or replacement
  • Drone motor and video transmission troubleshooting
  • Micron-level calibration of gimbal stabilization modules

IT and comprehensive technical services for businesses and institutions

One-stop, cost-effective and efficient IT support for businesses, merchants and institutions

Corporate IT outsourcing and network and low-voltage cabling

Our professional network engineers plan and deploy a secure, high-speed office network, with full network commissioning and long-term on-site operations support.

  • Office network commissioning and server-room low-voltage cabling
  • Switch, enterprise firewall and router configuration and network commissioning
  • Network rack organization and fiber-optic splicing
  • IT outsourcing and regular on-site engineer operations

Day-to-day system operations and data loss prevention

We harden and deploy enterprise servers, databases and endpoint software in depth, support migration to domestic operating systems, and guard against the risk of data loss.

  • Installation and deployment of Windows/Linux and domestic systems (UnionTech UOS, Kylin and others)
  • Active Directory domain control and bulk Group Policy system deployment
  • Hybrid local, off-site and cloud automated data backup
  • Endpoint data loss prevention (DLP) and behavior management

Professional live-stream studio design, setup and tuning

A one-stop turnkey live-stream studio, from hardware and software selection to advanced audio tuning, building a high-quality studio fast.

  • Green screen and live-set lighting layout and physical staging
  • Sony mirrorless cameras and high-speed capture cards with A/V sync
  • Fine calibration of professional mixers and microphones
  • Live-stream stability stress testing and stutter prevention

Bulk maintenance for business and institutional device fleets

Scheduled maintenance for computers, projectors, servers and other assets used at scale, extending device life and lowering depreciation costs.

  • Bulk dust and oxidation removal for office PCs, GPUs and power supplies
  • Scheduled high-grade thermal paste replacement for CPUs and GPUs
  • Cleaning of projector and display optical components
  • Professional hardware health reports for each device

Enterprise hardware procurement and capacity upgrades

Drawing on our supply-chain advantages, we supply business hardware at favorable prices and help upgrade the compute performance of servers and office machines.

  • Lossless in-place SSD and RAM expansion
  • Hot-swap disk expansion for servers and NAS storage arrays
  • Cost-effective bulk procurement of office machines, printers and network equipment
  • Genuine Microsoft Windows and Office licensing matched to your needs

What Our Customers Say

Service experiences shared by real customers

Mr. Wang · Zhengzhou

"My iPhone screen cracked and the technician arrived on site within 30 minutes. Very professional work, the new screen quality is great, and the price was much lower than the official quote!"

Phone repair service
Ms. Li · Zhengzhou

"My laptop got water damage and the technician came on site with professional equipment. Not only was it fixed, they also recovered my important data - very thoughtful service!"

Computer repair service
Mr. Zhang · Zhengzhou

"My camera lens had fungus. After the technician's professional cleaning it looked great, and they even taught me how to look after it - very responsible!"

Camera repair service

Our service guarantees

Repair service you can feel secure about

180-Day Warranty

All repairs come with a 180-day warranty

30-minute response

30-minute on-site service in urban Zhengzhou

Transparent pricing

Quote first, then repair - no hidden charges

Professional team

An experienced engineering team, all certified

Technical Advantages
Professional repair expertise you can trust

Fengniu Tech has a professional team of repair engineers, advanced diagnostic and repair equipment and high-quality parts to ensure repair quality. Our service network covers multiple cities, giving customers convenient repair service.

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Professional diagnostic equipment
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High-quality parts supply
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Data security assurance
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180-day warranty
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Fast-response repair
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Professional technical team
Repair technique showcase

Contact Us

A professional repair team delivering quality service
Fast response, transparent pricing

Quick contact

To book a repair, buyback or data recovery service, call us or message us on WeChat - our engineers will arrange everything for you right away:

Call 15333715773 now
Add our WeChat support: PhoneNew_Yang
Store address

4F, Buynow (Bainaohui) IT Mall, Dongfeng Road, Jinshui District, Zhengzhou 450000, Henan, China (河南省郑州市金水区东风路科技市场百脑汇4楼)

Opening hours

Monday to Sunday 09:30 - 19:00 (open on public holidays)

Directions to our store

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Service advantages

Professional team, quality service, guaranteed standards

Professional team

10+ years of repair experience
Certified engineers

Quality assurance

Original parts supply
180-day warranty

Fast response

30-minute on-site response
24-hour online service

Price advantage

Transparent repair pricing
Generous buyback prices

FAQ

Repair Service FAQ

Answers about our repair process, warranty and charges

They cover phone and tablet repair (Apple, Huawei, Xiaomi and more), computer repair (laptops and desktops), camera repair and drone repair, along with chip-level motherboard repair and on-site service.

We offer three options - on-site repair, in-store repair and mail-in repair - covering 11 cities including Zhengzhou, with a 30-minute response. Please call ahead to confirm in-store or on-site arrangements.

All repairs carry a 180-day warranty, we insist on original-quality parts to ensure repair quality, and there is no labor charge if we can't fix it.

Pricing is transparent and depends on the device model and the fault. Diagnosis and assessment are free: we quote first and repair afterwards, and there is no charge if we can't fix it.