Professional Freelancers Network (PFN) is a leading power supply company dedicated to the research, development, and application of lithium battery technology. With years of experience in the UPS power industry, PFN has accumulated a wealth of specialized knowledge and understands the matching application of lithium batteries in the UPS industry, as well as the current status and characteristics of the power supply industry. PFN strives to provide safe, stable, and efficient lithium battery products and solutions to various industries, adhering to the principles of safety, efficiency, energy-saving, and environmental friendliness in design and development.

As a provider of power supply solutions with lithium batteries as energy storage, PFN has partnered with Zhejiang Jiabeisi Green Energy Co., Ltd. PFN's products are widely used in communication, power, public security, finance, network, medical, security, industrial automation, rail transportation, aerospace, and maritime fields. PFN's dedicated and professional team of technicians, salespeople, and service personnel are committed to delivering outstanding products and perfect solutions to customers.

PFN also places great emphasis on cultivating a strong internal culture, boasting a sound employee incentive mechanism and fostering an atmosphere of integrity, diligence, efficiency, and unity