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By Ji Feng

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"我雷了"惊动动魄,引人入胜,茶余饭后必定手不掩卷,约三十万字,读来无数次被神奇的军旅故事"雷到"是运往军事文学小说未曾有过的"惊奇".

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By Yi Wang, Qiang Wang, Baogang Zhao, Yuchen Han, Yang Wang, Wei Shang, Ji Feng, Jiayu Wang, Xiaowei Huang

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潜艇是国家的战略利器, 也是国家安全的重要保证. 面对X国攻击潜艇"黑鲨"的屡次侵犯, 海军火速制定"T计划", 展开全国特招, 为正在研发的某新型潜艇培育指挥型军官一群90后大学生经过层层筛选, 进入这个神秘的潜艇世界. 他们在超乎寻常的严苛训练里, 从懵懂的新兵, 成长为肩负国防重任的铁血军人, 驾我军新型潜艇深海潜航, 一次次驱赶了X国的"黑鲨"级潜艇的侦察和骚扰, 保卫我国领海安全....

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By Ji Feng

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?