XZZ (XinZhiZao)
Official Name: “XZZ” or “XinZhiZao Maintenance Database System.” It is a China-based database system that provides schematics, PCB layers, boardview files, repair cases, component values, and error codes for repairing electronic devices such as smartphones, laptops, tablets, drones, and more
Developer/Operator: Connected with “ChinaFix.com” and related platforms such as XinZhiZao (VIP)
Main Purpose: To support repair technicians by providing reference materials such as schematics, graphics, component coding, comparisons of normal vs. faulty values, and troubleshooting guides
Features and Functions
| Feature | Description |
| Data Types | Schematics, PCB layers, boardview files, bitmaps, repair case studies, diode values, etc |
| Supported Devices | Smartphones, laptops, tablets, game consoles, drones, desktop motherboards, graphics cards, and more |
| Language/Region Support | Multi-language support including English, Simplified/Traditional Chinese, Korean, Japanese, Vietnamese, Spanish, and others |
| Membership/Payment | Some resources are free, but most advanced or up-to-date schematics, boardviews, and documents require VIP (paid) membership |
| Accessibility | Some accounts are not IP- or device-bound, meaning they can log in from multiple computers |
| Update Frequency | New schematics, PCB layers, and models are frequently updated (daily or weekly) |
Software Release History
Official Abroad General Agents
Pakistan FaiSal Rehman – Statewide Distributor Email: applebannu@icloud.com
WhatsApp: +92 346 9273911
Bangladesh Several distributors: • Khulnaunlockr – Email: khulnaunlock.com@gmail.com ; Website: Khulnaunlockr.com; WhatsApp: +8801715634715; Telegram: khulnaunlocker • Nobin Telecom – Email: nobintelecom2023@gmail.com ; WhatsApp: +8801710392646 • PR Tools BD – Email: prtools@gmail.com ; WhatsApp: +8801784131946 • Tools Hub BD – Email: shawonray990@gmail.com ; WhatsApp: +8801999439909
India MUKESHRAJ – Statewide Distributor Website: https://www.gsmgenesis.com/
Philippines Princetech Cellphone Repair Services – Email: tim13_ash@yahoo.com ; WhatsApp: +639173271961 RON2PET – WhatsApp: +09178970382; Facebook: facebook.com/Ron2pet/
Russia • kmkkpa – Email: kmkkpa@ya.ru ; WhatsApp: +7 909 3857374 • DeviceDB – Website: devicedb.xyz; Telegram: @DeviceDB_xyz; WhatsApp: +7 995 9477010 • Salavat – Website: 3gsm.ru; WhatsApp: +7 963 7950108; Telegram: @salavat05
Middle East HALABTECH – Website: server.halabtech.com; Contact page: server.halabtech.com/contactus
Brazil adefoda – Email: frontalcompleta@gmail.com ; WhatsApp: +55 21964062229
Indonesia ashakaas – Email: andy.ee.aas@gmail.com ; WhatsApp: +62 8234486333
Myanmar • Aungthuya – Email: aungthuya.st@gmail.com ; WhatsApp: +959259484046 • Aungthuya1441 – Email: sithusoe972018@gmail.com ; WhatsApp: +959977906255 • PyaePhyoe – WhatsApp: +959777765062
Argentina Wifix Argentina – WhatsApp: +5493413781440
Jordan adyunlocker – WhatsApp: +962795481772
Cambodia mobilesolutionkh – WhatsApp: +85593535959
Vietnam • ngoclamgsm – WhatsApp: +84386839170 • Smart Unlock Mobile – Website: smartunlock.mobi; Telegram: @manhlh; WhatsApp: +84 906018389
Algeria Worldwide & Algeria Reseller – Websites: www.ACILSERVER.com , www.ACILSHOP.com ; Contact via WhatsApp +213560119537; Facebook pages
Egypt Ahmed abd elwahab – Email: Myphonetool666@gmail.com ; WhatsApp: +00201559910075; Website: myphonetool.com
South Korea Changhun Ji – Email: xinzhizao.korea@gmail.com ; Website: onepointstudy.com; YouTube channel: @xinzhizao-korea