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Gel Ink Pen WZ-520
Home / Products / Gel Ink Pens / Standard Gel Pens / Gel Ink Pen WZ-520
Home / Products / Gel Ink Pens / Standard Gel Pens / Gel Ink Pen WZ-520
Gel Ink Pen WZ-520

Gel Ink Pen WZ-520

Product Name Gel Ink Pen
Model No.: WZ-520
Weight 10.9 g
Length 140 mm
Diameter 16 mm
Mechanism Push-button retractable
Design Translucent upper barrel, colored lower body
Colors Purple, pink, yellow, light blue, green, white
Key features Retractable tip, integrated clip, visible refill, multiple colors, customizable barrel area
Shanghai Winning Pen Industry Co., Ltd.
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There's a small but genuinely useful idea built into the WZ-520: you can actually see how much ink is left without guessing. The upper half of the barrel stays translucent, letting the refill and internal structure show through, while the lower half carries a soft, solid color — so instead of one uniform shell hiding everything inside, the pen splits cleanly into a functional viewing window up top and a colored, grip-friendly section below. It's a small detail, but for anyone who's ever kept writing with a pen that quietly ran dry mid-sentence, being able to glance at the barrel and know is worth more than it sounds.

The proportions lean toward comfortable rather than compact — 140 mm long and 16 mm across, on the wider side for a pen in this size range, which tends to suit longer writing sessions better than a slim barrel would. Filling out forms, annotating documents, taking notes through a long meeting — a slightly wider grip reduces the fatigue that creeps in when a thin pen gets held tightly for too long. At 10.9 g, it stays light enough to not weigh down a pocket or pencil case, while still feeling present in the hand rather than flimsy.

Operation runs through the standard push-button setup — no cap to track down, no twisting mechanism to fumble with one-handed. Click it closed when you're done, and the tip tucks safely into the barrel, which matters more than it might seem for a pen this size; a wider barrel with an exposed tip left loose in a bag has more surface area to accidentally mark something than a slim pen would. The clip handles the usual job of keeping it attached to a planner, a notebook, or a shirt pocket rather than rolling around loose.

Color-wise, the palette skews soft rather than bold — purple, pink, yellow, light blue, green, white — the kind of muted, approachable tones that suit a classroom, a welcome pack, or a stationery set aiming for a calm, cohesive look rather than a loud, attention-grabbing one. Dark accent details break up the color just enough to keep the design from feeling flat, and the smooth section of the barrel below the transparent window leaves clear space for a logo, a slogan, contact information, or event branding.

Behind it all, Shanghai Winning Pen Industrial Co., Ltd. runs design, R&D, mold-making, injection molding, refill production, printing, assembly, and inspection as a single connected operation — a setup that carries a bit of extra weight for a pen like this one, since a translucent barrel doesn't hide manufacturing inconsistencies the way an opaque one would. Any unevenness in the internal components would be visible right through the barrel, so keeping that assembly clean and consistent across a full production run depends on tight control at every stage.

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Shanghai Winning Pen Industry Co., Ltd.
Shanghai Winning Pen Industry Co., Ltd. is located in the Shanghai Industrial Comprehensive Development Zone, with total assets exceeding 100 million yuan. It has modern office space, equipment, and standardized factory buildings, covering an area of over 40000 square meters. The company currently has over 120 employees, including 35 employees with a college degree or above, accounting for more than 30% of the total number of employees. Among them, there are more than 20 management personnel, more than 30 professional and technical personnel, more than 20 quality control personnel, and more than 120 sets of advanced CNC injection molding machines and more than 60 advanced mold processing equipment. We are a large and medium-sized enterprise specializing in the production of ballpoint pens, currently holding 41 authorized patents; There are 5 trademarks, and the Wenzheng WINNING trademark has been registered in 5 countries abroad. The company is a specialized pen making enterprise that combines domestic and international sales, with self operated import and export rights. It has a complete set of processes including product design, research and development, laboratory, mold center, injection molding, pen core manufacturing, printing, fully automatic assembly, and inspection. With advanced management models and a comprehensive quality assurance system, we have gathered outstanding talents and advanced production equipment. Based on strong technical strength, Wenzheng Company has a leading R&D team and manufacturing capability in the domestic industry. For the company's product research and development, technological innovation, application of new materials and technologies, significant breakthroughs have been made in technological innovation and the use of new materials. The company's brand strategy adheres to the corporate purpose of "integrity and quality assurance", and the quality has reached the international advanced level, leading the industry in the country.. The company is an executive director unit of the China Pen Making Association and has been awarded multiple honorary titles such as "China Pen King" and "China Pen Industry Famous Brand Product". Simultaneously awarded multiple honors such as "AAA Credit Rating", "Contract abiding and Creditworthy Enterprise", and "Civilized Unit". The company has successively passed ISO9001:2000 international quality system certification and ISO14001:2004 environmental management system certification. In addition, our company obtained the Shanghai Wenzheng brand "Shanghai Famous Brand" and Shanghai "Famous Trademark" in 2009. In recent years, sales have shown an average continuous growth rate of 50%, with a total sales revenue of 180 million in 2006, of which self operated exports amounted to 7.81 million US dollars; From January to October 2007, sales reached 200 million US dollars, and self operated exports reached 8 million US dollars. At present, it has become a large-scale and strong enterprise in the field of ballpoint pens, with nearly 100 varieties of high-end ballpoint pens, neutral pens, and activity pencils under the "Wenzheng" brand. More than 50% of them are exported to more than 100 countries and regions, including the United States, Germany, South Korea, the Czech Republic, Russia, Yugoslavia, Slovenia, Taiwan, China, Hong Kong, China, Thailand, Hungary, Italy, Brazil, Lithuania, Cyprus, Malaysia, Mexico, South Africa, France, Norway, Ukraine, Japan, Israel, Sweden, Türkiye, Portugal, Bangladesh, Canada, etc. Like the world's stationery giant "Staples of the United States.
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