News and Events

  • Moved to a new company!

    After careful planning and design, with the hard work of all units, the relocation ceremony of Changzhou Grenn pedel Co., LTD will be held on August 14, 2021. The new company occupies an area of 2,300 square meters, with offices, workshops, meeting rooms, warehouses, exhibition halls, lounges, and r

    2021-08-14
  • Torque sensing 250-350w watt mid-motor installation

    Step 1. Motor installationRemove the bottom bracket from the original bicycle. You'll need a crank pulling tool and bottom bracket removal tool. You should also remove your pedals at this point. The left pedal has a reverse thread and the right side of the bottom bracket has a reverse thread - usual

    2021-08-14
  • Introduction and difference of each certification

    The CE mark is a safety certification mark and is regarded as a passport for manufacturers to open and enter the European market. CE stands for CONFORMITE EUROPEENNE. All products affixed with the "CE" mark can be sold in the EU member states without meeting the requirements of each member state, th

    2021-08-07
  • Battery Safe Use Instruction

    As the core part of the kit, the battery provides power to the entire system, but due to the nature of the battery as a dangerous substance, it needs to be very careful in daily life Keep the battery away from heat, open fire, high voltage and children.Do not drop or beat the battery. ·Use the compa

    2021-08-01
  • The price increased by nearly 10 times! How crazy is container booking?

    Because of the severe epidemic situation in many overseas countries, the shortage of labor, and the accumulation of containers in ports; the major ports in Asia are busy with traffic, but the domestic market is often plagued by "shortage of containers" and "less containers". Container prices have so

    2021-07-30
  • The king of display sales -LCD5

    As the most basic display, LCD5 has achieved high sales in the entire market due to its small size, complete functions, and high cost performance. According to the company's data, in 2020, the annual sales of LCD5 meters will be about 4,500, accounting for about 40% of the total sal

    2021-07-24
  • Ten best ways to use electric bicycles!

    Electric bicycles are a new type of bicycles, which are similar in use to bicycles, but also very different. Today i have compiled a list of "Top Ten Best Ways for the Correct Use and Maintenance of Electric Bicycles" for everyone! 1. Human-electricity linkage saves power and worry. To take advantag

    2021-07-24
  • Structure and composition of electric bicycle (1)

    Electric bicycles are comprehensive products that integrate various technologies in the fields of power electronics, machinery, control, materials, and new energy.

    2021-07-10
  • Introduction of Electric Bike Lithium Battery

    Lithium-ion batteries can be divided into two categories: liquid lithium-ion batteries (LIB) and polymer lithium-ion batteries (LIP for short). Polymer lithium-ion batteries can be divided into solid polymer electrolyte lithium-ion batteries, gel polymer electrolyte lithium-ion batteries and lithium

    2021-06-26
  • Learn more about electric bicycle motors

    Definition of electric bicycle motor The motor has different forms according to its use environment and frequency. Different types of motors have different characteristics. At present, permanent magnet DC motors are widely used in electric vehicles. The so-called permanent magnet motor means that th

    2021-06-23
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