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Reliable Products Powering Global Infrastructure

We have a deep understanding of various application characteristics of communication base stations. Excellent in stability and safety, low cost, our communication base station specific batteries make us the unique supplier for the three major operators domestically and an excellent partner recognized by China Tower. Adhering to the idea of “quality up but cost down”, our company has been a leading player in the communication power supply sector for many years.

The SFP+ BIDI transceiver is designed to transmit and receive optical data over SMF for link length 10km.The SFP+ BIDI module electrical interface is compliant to SFI electrical specifications. The transmitter input and receiver output impedance is 100 Ohms differential. Data lines are internally AC coupled. The module provides differential termination and reduce differential to common mode conversion for quality signal termination and low EMI.
The SFP+ transceiver provides 10G Base-LR throughput up to 10km over single-mode fiber (SMF) using a wavelength of 1310nm via an LC connector. Digital optical monitoring (DOM) support is present to allow access to real-time operating parameters.The transmitter input and receiver output impedance is 100 Ohms differential. Data lines are internally AC coupled. The module provides differential termination and reduce differential to common mode conversion for quality signal termination and low EMI.
ZTT low loss and large effective area of single mode optical fiber is designed for long distance transmission system, and manufactured with MCVD technique. On the basis of the precise control of the refractive index, the fiber has low attenuation at C and L wave band; meanwhile, increase the effective area to suppress the nonlinear effect, which allows larger incident power, increases the nonlinear tolerance of the transmission system to meet the requirements of long distance and high capacity transmission and provide more system redundancy.
ZTT small size single mode fiber is to reduce the uncolored fiber from 250um to 200um through the precise control of the coating, which reduce the cable diameter efficiently and realize the larger fiber cables installation in the same duct resource to decrease the waste of duct space.
The maximum temperature of ordinary optical fibers is generally not allowed to exceed +85℃.If the temperature exceeds normal usage for a long time,the fiber coating will deteriorate,which has a bad influence on Fiber strength and service life. We can provide 150℃ and 300℃ resistant fiber,which could be used for high temperature communication and sensing application. The High temperature resistance is promoted by using special coating material and special design of coating die and curing process. The temperature resistant polyester or polyimide fiber can meet the performance requirements of 150℃ and 300℃.
ZTT extended wavelength of non-dispersion shifted single mode optical fiber adopts advance perform and drawing technique which reduces the water peak value at 1383nm. The fiber working wavelength extends to E wave band(1360nm-1460nm) to realize the full-wave transmission of O, E, S, C, L(1260nm-1625nm). Meanwhile, the innovated PMD rubbing equipment realizes the stable and good PMD coefficient when the high-speed production and it can meet the long distance and high-speed transmission.
ZTT develops reliable and intelligent transmission and distribution networks to enhance the global power grid. Guided by three core principles—safety and efficiency, sustainability through reduced carbon emissions, and smart technology integration—ZTT delivers innovative solutions that redefine energy transmission.
The stainless steel tube is hermetically sealed by seamless welding; the central stainless steel tube is surrounded by single or double layers of metal wires. The tube is filled with water resistant gel. This tube provides complete protection to the fibers from longitudinal and lateral water/moisture ingress. The interstices in between the stainless steel tube and the metallic wires are filled with anticorrosive grease for protection from corrosion.
The stainless steel tube is hermetically sealed by seamless welding and is surrounded by single or double layers of metal wires. The tube is filled with water resistant gel. This tube provides complete protection to the fibers from longitudinal and lateral water/moisture ingress. The interstices in between the stainless steel tube and the metal wires are filled with anticorrosive grease for protection from corrosion.
Optical fibers placed loosely in plastic tubes embedded in a hermetically sealed aluminum tube. The aluminum tube is surrounded by single or double layers of metal wires. The structure has good corrosion resistance for its uniform materials.
Optical fibers are placed in a hermetically sealed stainless steel tube covered with aluminum layer. The central aluminum-clad stainless steel tube is surrounded by single layer or double layer metal wires. Good anti-corrosion performance, suitable for highly corrosive environment, no need to use anti-corrosion grease.
KYN28A-12 series switchgear is a type of indoor metal-clad withdrawable medium-voltage switchgear equipment, widely applied in power plants, substations, industrial and mining enterprises, commercial buildings and other locations for power distribution and control purposes.
KYN28A-12 series switchgear is a type of indoor metal-clad withdrawable medium-voltage switchgear equipment, widely applied in power plants, substations, industrial and mining enterprises, commercial buildings and other locations for power distribution and control purposes.

Enjoying precise scheme design, lean production control and refined industrial chain layout, our energy storage battery products can be used in various scenarios such as user side and power generation side.

With the certifications of UL, 9540A and TUV, high stability and high safety throughout the life cycle(4000~10000 times) have been achieved, suitable for 0.25P~1P application.

The first skid-mounted fully integrated hydrogen refueling station in China. Explosion-proof, integrated cold water system, SAE J2601 compliant with outlet temperature -33~-40°C, AI intelligent monitoring, and highly mobile for fast deployment.
Innovative technology for high-efficiency, large-displacement liquid hydrogen booster pump – the world’s first submersible hydraulically driven liquid hydrogen booster pump
A two-system (one in use, one in reserve) intelligent gas unloading pole with emergency pull-off, explosion-proof, and leak-proof design for safe and reliable operation.
Our diaphragm compressor is built on precision-based design methodology, integrating advanced multi-physics simulation and surface treatment technologies. It delivers a domestic-leading outlet pressure of 87.5 MPa and a displacement of 500 Nm³/h at 12 MPa inlet, ensuring reliable, oil-free compression for high-pressure hydrogen applications.
A fully automatic, modular sequence control panel featuring three-stage refueling, high-efficiency gas extraction, and independent operation. Lightweight, compact, and user-friendly.
Our containerized hydrogen production station meets unified domestic and international standards, featuring easy transportation, short construction cycle, wide capacity range, and low construction cost.

ZTT’s submarine fiber optic cables provide high-speed, low-latency connectivity for global telecom and offshore energy networks. Designed with high fiber counts, robust protection, and advanced signal technology, they withstand deep-sea pressure, abrasion, and harsh marine conditions.

Cross bonding link box allow metallic sheath to be transposed at cable joints, let induced current to be distributed in different cable.
Connecting metallic sheath of cable to the ground with SVL, it’s applicable to limit transient over-voltage on the metallic sheath
It is applicable to connect extruding MV cables with Ring main cabinet unit , suitable for XLPE or EPR insulated cables with copper, aluminum or aluminum alloy conductors.
Connecting metallic sheath of cable to the ground solidly, it’s applicable to limit transient over-voltage on the metallic sheath
It is applicable to connect extruding MV cables with Ring main cabinet unit , suitable for XLPE or EPR insulated cables with copper, aluminum or aluminum alloy conductors.
It’s applicable to connect extruding HV cables to GIS equipment and transformer,it is suitable for  XLPE or EPR insulated cables with copper, aluminum or aluminum alloy conductors.

We have a deep understanding of various application characteristics of communication base stations. Excellent in stability and safety, low cost, our communication base station specific batteries make us the unique supplier for the three major operators domestically and an excellent partner recognized by China Tower. Adhering to the idea of “quality up but cost down”, our company has been a leading player in the communication power supply sector for many years.

It is an integrated platform for industrial enterprises to manage equipment assets, inspections and maintenance, fault repairs, and spare parts inventory. It supports connectivity with diverse industrial equipment for real-time data acquisition, condition monitoring, and predictive maintenance, and enables rapid integration with mainstream industrial systems to meet standardized operational management requirements of global manufacturing enterprises.
It is an integrated platform for industrial enterprises  to monitor energy consumption, calculate carbon emissions, track carbon footprints, and manage reporting. Built upon international standards, it enables digital and standardized management of energy and carbon data, supporting enterprises in their green, low-carbon transition and regulatory compliance.
It is a platform enabling manufacturing enterprises to manage end-to-end collaboration across production, procurement, warehousing, and sales. It supports cross-system data interoperability and delivers lightweight digital supply chain process control tailored to the needs of small and medium-sized enterprises.
It is a digital platform for enterprises to implement unique item-level coding, end-to-end traceability, channel control, and after-sales management. It supports configurable end-to-end coding workflows and integrates rapidly with mainstream industrial systems, meeting the full lifecycle product management needs of manufacturing enterprises.