SBK Coffee

A factory the market could not see

For most of its history, Sin Boon Kee was a name its customers never spoke. Founded in 1944, the Jelutong factory roasted Kopi-O — Penang’s dark, margarine-glossed Nanyang coffee — and sold it by the kilogram to the kopitiams that anchor the city’s street life. The coffee was everywhere; the brand was nowhere. It sat behind the counter in unmarked bags, a commodity priced by weight and bought on habit.

That invisibility was, for decades, a comfortable place to be. Penang’s coffee culture is dense and loyal, and an established roaster supplying more than a thousand wholesale accounts rarely needs to advertise. But a commodity has a ceiling. Kopi-O wholesales at roughly RM15 a kilogram, a price the market polices closely, and a single-product roaster has no obvious route past its own city, its own margins, or its own anonymity.

That ceiling sat inside a shrinking industry. Penang once roasted coffee on dozens of family premises; by 2019 a local count put the survivors at roughly ten. Each closure thinned the supply of genuinely local Nanyang coffee and, paradoxically, raised the value of being the oldest factory still standing. SBK had outlasted nearly all its peers without ever capitalising on the distinction — heritage held as inventory, not as a brand.

By the time the fourth generation came home, that ceiling had become the whole story. The factory was producing around 1,000 kilograms of coffee powder a day and, by one politician’s later estimate, was behind some 100 million cups of kopi-o served across Asia each year. It was, in its own CEO’s blunt assessment, “a very successful business, but at the same time a failed business” — flawless at one thing for sixty years, and incapable of becoming anything else. What changed that was not a marketing budget. It was a rejection so complete it left no choice but reinvention.

Bicycle, factory, and the rule against borrowing

The business began with a fish seller. Chan Kok Tong (曾国党) arrived in Penang in 1940 from Nan’an (南安) in China’s Fujian province, and struggled to move even a handful of fish a day at the market. In 1944 he switched to coffee, roasting it himself and delivering fresh powder house to house by bicycle — a detail now displayed, bicycle and all, inside SBK’s flagship store. By the 1950s the round had become a fixed factory on Jalan Jelutong; by the 1970s that factory had installed the roasting and grinding machinery it still runs today.

Three generations kept the formula intact and the ambitions narrow. The second generation, Chan Hua Chuan (曾华川), widened the kopitiam network across Penang. The third, Chan They Lin (曾台霖), held the line: one product, financed entirely from internal funds. “We tended to do business in a more conservative way,” he later said. “Traditionally, we only operated using internal funds.” For an eight-decade-old family firm, never borrowing a ringgit was a point of pride — and, eventually, a cage.

It was also a live cultural question. The Chinese proverb 富不过三代 — wealth does not survive three generations — hung over the company as the third generation aged. The family’s coffee had outlasted the proverb’s deadline once already. Whether it could do so again depended on whoever came next, and on what they were willing to risk.

Jonathan Chan (曾恒亮) returned to Penang in 2016 after university in Kuala Lumpur and spent two years working every station on the factory floor before changing anything. In 2018 he rebranded the company SBK Coffee Group and launched its first packaged product in 74 years: a 15-gram Kopi-O sachet roasted with butter. In January 2019 he became CEO — and did the thing his father never had. He took the family’s first bank loan.

Seven hundred rejections

Jonathan’s bet was a product, not a loan. He spent the better part of a year developing Royal Black Coffee, a premium four-bean blend of Nanyang Robusta and Arabica, and priced it at RM40 a kilogram — nearly three times the commodity rate. Then he took it to the people who knew SBK best: the 800 kopitiam owners his family had supplied for decades.

More than 700 rejected it. The arithmetic of the wholesale channel was unforgiving. A kopitiam selling kopi at fixed local prices could not pass on a RM40 bean, and had no reason to try. The product meant to carry SBK into the future had no route to market through the only channel SBK had ever used. For a single-product company entirely dependent on that channel, this was not a setback to absorb. It was a verdict on the whole strategy.

The response inverted eighty years of practice. If the wholesale channel would not sell Royal Black Coffee, SBK would sell it directly. In February 2020 the company opened its first concept store on Jalan Jelutong, steps from the factory, pouring the rejected blend at RM5.90 a cup. The model bypassed the kopitiams entirely and put SBK, for the first time in its history, in front of its own customers.

The timing looked catastrophic. Malaysia’s COVID-19 Movement Control Order shut retail weeks after the store opened. Rather than close, Jonathan packaged an “Experimental Set” for home brewing and standardised a brewing SOP so the coffee no longer depended on a skilled barista behind the counter. The store survived the lockdown, then compounded: the Jelutong location alone now counts more than 5,000 loyalty members, a base the wholesale model had never been able to see, let alone measure.

What began as one store beside the factory became a network. SBK pushed across Penang Island to Bayan Lepas in 2021, then onto the mainland — Bandar Perda and Raja Uda in Butterworth — by 2023. Each opening did something the wholesale ledger never could: it gathered names, repeat visits, and direct feedback on what customers would actually pay for. The channel the kopitiams had refused to provide, SBK was now building for itself, one counter at a time.

Vertical integration, and a record set in nitrogen

The concept store did more than open a channel — it revealed how much of the value chain SBK already owned. The company sources Robusta from Indonesia, roasts and manufactures in Jelutong, runs a second packaging facility on Jalan Perak, supplies wholesale accounts, operates its own retail, and sells direct through its website, an app-based loyalty programme, and Shopee. Few heritage food brands its size control this much of their own pipeline. The rejection simply forced SBK to start using the retail end of it.

That control also created room to innovate on the product itself. SBK’s roasting method is deliberately old: Robusta beans turned in rotating drums with margarine and sugar at over 300°C, hand-stirred and finished with sugar caramelised onto the bean. It is the technique that gives Nanyang coffee its thick, bittersweet body, and it is almost impossible to industrialise without losing the character — which is precisely why a modern chain cannot copy it.

The innovation came from pointing that old method at a new format. SBK did not leap straight to nitrogen; in 2023 it first introduced a cold-brew Nanyang coffee, a bridge product that proved the heritage roast could survive an 18-hour cold steep without tasting like a compromise. Only then did the company pair the roast with nitrogen infusion to create what it markets as the world’s first Nitro Nanyang Cold Brew — a proprietary system that brews 400 litres in four hours. The “world’s first” claim is company-sourced, but it has been validated where it counts commercially: on Singles’ Day 2024, SBK sold 11,111 Nitro cups in a single day, earning its second Malaysia Book of Records entry. Its first, in 2022, recognised the 26 drink varieties in its concept store — a direct measure of how far the single-product roaster had travelled, from one bag of Kopi-O to a menu the family’s earlier generations would not have recognised.

The portfolio now spans traditional Kopi-O sachets, the premium Royal Black blend, the Nitro line, single-origin drip coffees, a 3-in-1 premix range, and a full café menu of Penang staples from kaya toast to nasi lemak. Distribution has widened to match: alongside the kopitiams and concept stores, SBK now sits on the shelves of the Gama, Sunshine, and Billion supermarket chains and ships through Shopee in both Malaysia and Singapore. Penang Halal certification opens the door to Muslim-majority markets at home and abroad — a quiet but decisive credential for a Chinese-family coffee brand selling into a Malay-majority country and the wider Islamic world. The brand the market once could not see has acquired a logo, a flagship, and a place in the record book.

Scaling heritage without spending it

SBK’s ambition has outrun its footprint. In late 2024 it opened a fifth concept store and its first franchise, through the TT GRATIA Group, to mark the company’s 80th anniversary; in early 2025 it announced a target of 50 outlets by 2026 and named Singapore, China, and Indonesia as export markets. The export logic is sound, if early. Singapore — a roughly USD 32 million coffee market growing at about 8% a year — shares Penang’s Nanyang coffee culture, already hosts an SBK Shopee storefront, and serves as the standard credibility gateway to the rest of Asia-Pacific. China is the larger prize by an order of magnitude: a coffee market valued in the tens of billions of dollars, where per-capita consumption has doubled in five years and where “Nanyang” carries a diaspora authenticity that domestic Chinese coffee brands cannot manufacture. Indonesia, already SBK’s bean source, is the supply-adjacent third market. For now the channels are mostly e-commerce and undisclosed distributors, and no export volumes have been published — this is intent backed by infrastructure, not yet a proven trade.

The risk is the one every heritage brand meets at scale. The franchise model that makes 50 outlets arithmetically possible is also what most threatens the authenticity — the 1970s machinery, the hand-roasting, the family’s hand on the process — that is SBK’s entire competitive advantage. The aspirational template, OldTown White Coffee’s path from heritage recipe to a RM1.47 billion acquisition by JDE, was built on professional management and outside capital that SBK does not yet have. Whether Penang’s oldest coffee factory can multiply tenfold without diluting the provenance that makes it worth multiplying is the defining question of its ninth decade. It is also the reason a brand that spent most of its life unseen is suddenly worth watching — the rare heritage producer that has already proven it will change everything except the thing that makes it heritage.

Last updated: June 4, 2026