• Jiangsu DaZhong Electron&Tools Co., Ltd participated in Shanghai international hardware exhibition
    Date: 2019.04.3

    Jiangsu DaZhong Electron&Tools Co., Ltd participated in Shanghai international hardware exhibition on Apr.1st- Apr.3rd, 2019.

  • Exhibitions
    Date: 2019.01.22

    Our company has participated in many exhibitions, such as the 2017 Canton Fair, the 2018 Canton(GUANGZHOU) Fair and the 2018 Shanghai Exhibition. We welcome all partners to visit and discuss…

  • Power Tool Background Introduction
    Date: 2019.01.22

    In the 1960s, with the development of battery manufacturing technology, there was a battery-type power tool without a power line using a nickel-cadmium battery as a power source, but at…

  • Sprayer Correct Use Method
    Date: 2019.01.22

    High-pressure airless spraying machine is an important spraying equipment. In order to improve efficiency and make spraying more uniform and beautiful, it is necessary to master the correct method of…

  • Introduction to Laser Ranging System
    Date: 2019.01.22

    The transmitting device and the receiving device in the handheld laser range finder system have temperature-sensitive characteristics and are all low-power devices. When the precision temperature measuring circuit adopts Pt…

  • What Should I Pay Attention to When using the Level?
    Date: 2019.01.22

    There are many details to be aware of during the use of the level. First of all, it must be noted that the table to be operated must be kept…

  • Electric Wrench Use and Operation Precautions
    Date: 2019.01.22

    1. Confirm that the power supply connected to the site matches the nameplate of the electric wrench. Is there a leakage protector? 2. Select the matching sleeve according to the…

  • Routine Maintenance of Laser Range Finder
    Date: 2019.01.22

    Laser range finder should pay attention to the problem: the laser range finder can not directly measure the human eye to prevent damage to the human body. At the same…

  • How Much is the Principle of the Level?
    Date: 2019.01.22

    What is the principle of this instrument for measuring flatness and verticality to achieve accurate measurement? There will be a leveling tube on the level, and liquid will form bubbles…

  • Hand Drill, Impact Drill, Use Precautions
    Date: 2019.01.22

    1. The metal casing should be grounded or zero-protected: the plastic casing should be protected from bumps, cockroaches and cockroaches, and should not be in contact with gasoline or other…

  • The use of Laser Range Finder
    Date: 2019.01.22

    Laser range finder is widely used in topographic surveys, battlefield surveys, tanks, aircraft, ships and artillery to measure targets, measuring the height of clouds, aircraft, missiles and satellites, etc. It…

  • Technical Requirements for Electronic Level
    Date: 2019.01.22

    1. Instrument working conditions: The instrument works at 15~25 °C. 2. Appearance: The working surface of the instrument shall not have blisters, blowholes, bumps, scratches, burrs, rust and other defects…

  • What are the Characteristics of the Rangefinder?
    Date: 2019.01.22

    ◆ Long-distance measurement, can measure far distance without reflector and low reflectivity; ◆ There are synchronous inputs, which can be measured simultaneously by multiple sensors; ◆ Wide measurement range and…

  • How to Use the Level
    Date: 2019.01.22

    1. The scale value of the level is expressed by the angle (seconds) or the slope. Its meaning is expressed by the angle at which the bubble is shifted by…

  • China’s Power Tool Industry is Maturing
    Date: 2019.01.22

    For a long time, China’s power tool companies rely on cheap labor to maintain export business, many companies have created inertia, in order to meet processing requirements, companies are more…

  • Effective means to Avoid Risks in the Level Market
    Date: 2019.01.22

    One of the most feasible ways is to enable capital to flow freely from the level enterprise. Through the flow of capital, capital can be invested in the highest-return level…

  • Correct Purchase of Laser Range Finder
    Date: 2019.01.22

    When buying a laser range finder, there are a few things to consider: 1. Measurement range 2. Measurement accuracy 3. Use occasions In general, you should pay attention to the…

  • The Difference Between green Level and Red Level
    Date: 2019.01.22

    1. The red level meter projects infrared light, while the green level meter projects super strong green light. This is the main difference. 2. The super green light projected by…

  • What are the Hardware Tools?
    Date: 2019.01.22

    Hardware tools can be divided into two categories: tools and hardware: The tools can be subdivided into hand tools (brushes, pliers, scissors, screwdrivers, wrenches, hammers, files, taps, cylinders, etc.), saws…

  • The role of Range Finder in Golf Course
    Date: 2019.01.22

    In foreign countries, the range finder has been matured in the golf field, and China has gradually filled the gap in this field, and independently developed its own golf laser…