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Our Latest Blog

08 Nov

TAC vs BC: What the Name Decides and What Your Line Builds

TAC names a cell platform; BC an electrode layout. Why one module can carry both···

08 Nov

TOPCon to BC Retrofit: What Changes, What It Costs per GW

A BC module retrofit keeps 85-90% of the back end and costs about RMB 30-40m per···

07 Nov

BC Stringing Warp: Both Ends Curl, Five Levers to Fix It

BC cells leave the stringer flat in the middle and lifted at both ends. Why the ···

07 Nov

BC Orders Booked to 2027: What It Changes for a Module Line

Chinese BC orders are booked into 2027 while a new BC line still needs six to tw···

06 Nov

PV Encapsulant Film: EVA, White EVA, POE, EPE and Beyond

Every encapsulant film is a resin base plus an additive: EVA, white EVA, POE, EP···

06 Nov

PV Encapsulant Film: Five Jobs Behind a 25-Year Warranty

One film bonds, transmits, insulates, blocks water and cushions the cell — five ···

05 Nov

PV Ribbon Soldering: The Joint, the Window, the 0BB Shift

A ribbon joint is wetting, intermetallic growth and cooling stress in a two-seco···

05 Nov

Hybrid Contact BC Cells: What 28% Still Has to Prove

A cell that stacks amorphous and polysilicon contacts on one rear face. What the···

04 Nov

Flat vs Round Ribbon: Why BC Cells Break the Rule

Round wire won the multi-busbar era on shading. A back-contact cell has no grid ···

03 Nov

PV Ribbon Test Methods: Dimensions, Strength, Solderability

Five groups of ribbon tests, the standards behind each one, the values most ofte···

01 Nov

Solar Cell Stringer Mechanisms: A Zone-by-Zone Guide

105 named mechanisms in six groups: what each stringer zone does, the settings t···

31 Oct

PV DC Cable Types: H1Z2Z2-K, IEC 62930 and PV1-F

Three names, three systems. What H1Z2Z2-K, IEC 62930 and PV1-F actually prove, w···

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Client testimonials praise our deep understanding of their challenges, which leads to innovative solutions and strong ROI. Long-term collaborations—some over a decade—demonstrate their trust and satisfaction. Their success stories drive us to continually exceed expectations. Know More

Thanks to Ooitech for providing highly suitable BC solar cell experimental equipment.

KTECH

Thanks to Ooitech for providing the fully automated production equipment—your installation and after-sales service have been excellent.

Amjad

Thank you again so much again for the very big big help for improving and fixing the factory and also teaching the workers how to use the machines

Mark

BIPV Philippines

A man with a big soul. Thank you very much for your visit Mr Wu. Thank you very much for the services provided in installing equipment and training my students. The kindest person and professional in his field

Jizzakh Polytechnic Institute

thank you for ooitech's professional support and on time after service.

Diarra From Africa

Our Products

Our Latest Products

2025-09-05 22:01:28

Robot String Cell Layup HS-PBR: 5s/String, ±0.3mm

Ooitech HS-PBR Robot String Cell Layup Machine delivers high-precision automated string cell arrangement with ±0.3mm accuracy and ≤5s cycle time per

2025-09-05 21:51:39

Solar Cell Layup Machine WS-CL80D: 48s Cycle, ±0.1mm

Ooitech WS-CL80D Automatic Solar Cell Layup Machine features dual gantry dual-gripper independent operation, linear motor driven main axis with 0.01mm

2025-09-05 22:09:45

HDX200-P Half Cell Bussing Machine: 18s Cycle

HDX200-P Half Cell Auto Bussing Machine features electromagnetic induction welding with 18 welding heads, cycle time under 18 seconds

Portable EL Tester: 24MP, Detects 0.2mm Cracks

2026-05-12 18:21:37

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