China Ziyou Innovation Trading Co., Ltd. company news

Got a Hole in Your AC Hose? Don't Waste Money on a Patch—Here’s Why You Need a Total Replacement A leaking or punctured AC hose is a classic headache for vehicle owners. When you see that refrigerant dripping or feel the air getting warmer, you're faced with a choice: Do you spend $20 on a "quick... Read More

Car AC High-Pressure vs. Low-Pressure Hoses: The Key Differences You Need to Know—Stop Mixing Them Up! In your car's air conditioning system, those hoses might look like simple "transport pipes," but they're actually divided into two distinct types: high-pressure (discharge) and low-pressure ... Read More

Man, there's nothing worse on a blazing hot day than firing up your car's AC and getting slammed with warm, sticky air instead of that crisp, cool blast you were craving. Weak AC performance can come from a bunch of issues, but one of the most common—and easiest to spot—is a leaking AC hose. The ... Read More

2025 Automechanika Profile The annual event of the global automotive industry, Automechanika Shanghai, will be held from November 26 to 29, 2025.This exhibition will use all 15 exhibition halls of the National Convention and Exhibition Center (Shanghai) for the first time, with a total display area ... Read More

In the development of automotive systems, many different problems will be encountered. No matter what the problem is, there will be a certain solution. Based on many practical experiences Refrigeration System Pressure Diagnosis Method 1. Factors Affecting System Pressure Accurate diagnosis of ... Read More

Just like blood vessels, your car's AC hoses carry refrigerant to keep you cool. Learn how they work and why a leak means no cold air! Think of your car's air conditioning system like a human body. The AC hoses and lines are the blood vessels, constantly pumping the "lifeblood" – the refrigerant – ... Read More