Shenzhen JC Innovation Device Co., Ltd. (hereinafter referred to as “JCID”) is a subsidiary of JCID&AiXun Group Company, was founded in 2013 by a group of interesting guys with enthusiasm and high education.
JCID focuses on providing complete solutions for the maintenance and repair of smart phones, such as nand expansion, screen data repair, true tone/vibration/touch/brightness repair, battery data repair, fingerprint data and facial recognition, etc.
JCID Programmer
Nand Read & Write Programmer
Nand Restoring Testing Fixture
Flex Cable & Chip
Tools & Accessories
EEPROM Chip Programmer
V1S Plus Smart Programmer for iPhone 6-16PM Components Repair - JCID
EM03 Gen3 CNC Smart Grinding Machine Polisher for Nand Chip and CPU Polishing- JCID
17 Series Baseband EEPROM Chip Non-Removal Repair Programmer 
MIPI 2-IN-1 Screen Test Module for V15PM Screen Tester
VK01-C Touch-Control Universal Microscope Digital Camera 
VK01-S Universal Microscope Digital Camera with 4K 8.29MP Sony CMOS Imaging : Often sought alongside Speed Master, this dedicated kanji workbook covers nearly 170 characters specific to the N4 level. Previews can be found on other document hosts JLPT N4 Kanji Requirements
: This book focuses on the approximately 600 vocabulary words and associated kanji needed for the N4 level. A compressed version is available on Speed Master N4 Grammar (Bunpou)
: Resources for practicing reading comprehension, which is critical for applying kanji knowledge. Kanji Master N4 (Alternative Series) speed master n4 kanji pdf
: A targeted guide for mastering N4 sentence structures, often including kanji practice within context. Speed Master N4 Reading (Dokkai)
of the most common kanji found in the N4 Speed Master books? JLPT N4 Kanji List – JLPTsensei.com : Often sought alongside Speed Master, this dedicated
To pass the JLPT N4, you generally need to be familiar with: Total Kanji : Approximately 250–300 characters (including the ~100 characters from N5). 170 characters unique to the N4 level. Competency
Several digital versions and previews of these preparation books are available through educational platforms: Speed Master N4 Vocabulary (Goi) Kanji Master N4 (Alternative Series) : A targeted
: Ability to read and write basic kanji related to daily life topics such as travel, professions, and directions. For structured practice, you can also access the JLPT N4 Kanji List JLPTsensei to review individual character lessons. practice list
: Often sought alongside Speed Master, this dedicated kanji workbook covers nearly 170 characters specific to the N4 level. Previews can be found on other document hosts JLPT N4 Kanji Requirements
: This book focuses on the approximately 600 vocabulary words and associated kanji needed for the N4 level. A compressed version is available on Speed Master N4 Grammar (Bunpou)
: Resources for practicing reading comprehension, which is critical for applying kanji knowledge. Kanji Master N4 (Alternative Series)
: A targeted guide for mastering N4 sentence structures, often including kanji practice within context. Speed Master N4 Reading (Dokkai)
of the most common kanji found in the N4 Speed Master books? JLPT N4 Kanji List – JLPTsensei.com
To pass the JLPT N4, you generally need to be familiar with: Total Kanji : Approximately 250–300 characters (including the ~100 characters from N5). 170 characters unique to the N4 level. Competency
Several digital versions and previews of these preparation books are available through educational platforms: Speed Master N4 Vocabulary (Goi)
: Ability to read and write basic kanji related to daily life topics such as travel, professions, and directions. For structured practice, you can also access the JLPT N4 Kanji List JLPTsensei to review individual character lessons. practice list
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