Pearls, Beeswax, and Tripang: What Sulu Sent to China for 700 Years

What this entry covers

This is a companion to the Sulu history series — specifically to The Three Kings of Sulu and The Sulu Zone. The history stories treat the political and structural framing. This entry treats the commodities themselves: what Sulu actually produced, what made each product valuable in the Chinese market, what the labor and ecology of producing it required, and what its persistence over seven centuries tells us about the underlying continuity of Sulu’s economic position in maritime Asia.

The argument is simple. Behind every political phase of Sulu’s history — the pre-Sultanate three-king polity of 1417, the founding-era Sultanate, the Spanish-era stalemate, the high-Sultanate Sulu Zone, the post-1915 erasure — there is a continuous commodity-economic substrate that did not begin with the Sultanate, did not end with it, and is in important respects what the Sultanate existed to manage.

Pearls (c. 9th century onward)

The earliest external reference to anything that can be securely identified as Sulu in Chinese sources is to a place that produced pearls of exceptional quality. Pearls are mentioned in Zhao Rugua’s Zhufan Zhi (c. 1225) and in Wang Dayuan’s Daoyi Zhilüe (c. 1349) as the principal Sulu export.

The pearls came from oyster beds concentrated in three zones of the Sulu archipelago:

The Sibutu Passage between Sibutu and Tawi-Tawi
The Tapul group in the central Sulu chain
The Cagayan Sulu banks west of Palawan

These are the same beds that, into the 20th century, would supply the Mikimoto-era cultured pearl industry and the contemporary South Sea pearl trade. The geographic continuity is direct: the present Pinctada maxima (gold-lipped and silver-lipped) and Pinctada margaritifera (black-lipped) production zones are the same beds the Song dynasty was buying from in the 12th century.

What made Sulu pearls valuable in the Chinese market was not just size. The Chinese pearl market valued luster (the depth-of-light quality of the nacre) and roundness (the symmetry of the formed pearl) above almost all other characteristics. The Sulu beds happen to produce pearls with characteristics that hit both criteria — a function of the specific salinity, temperature, and nutrient regime of the southern archipelagic waters.

The labor was specialist. Sama-Bajau divers were the population that produced the harvest. Free-diving without breathing equipment, Sama divers reached depths of 20–30 meters and held breath for 2–3 minutes per dive — physiologically extreme work that required generational training and that produced documented adaptive traits in the diving population (enlarged spleens, modified hemoglobin profiles) that contemporary genetic research has confirmed. The pearls of the Chinese market were the product of Sama bodies operating at the edge of human physiological capacity.

This is the first of the three commodities. It establishes the pattern: Sulu produced what China wanted, the production required specialist indigenous labor that no outside power could reproduce, and the resulting commodity flow ran continuously for centuries regardless of which political authority sat at the apex.

Beeswax (c. 12th century onward)

Beeswax is the second commodity Zhao Rugua records as a Sulu export. It was a critical input into Chinese ritual, lighting, and metalworking economies — for candles, for the lost-wax bronze-casting process, and for batik-style textile resist work in southern Chinese provinces.

Sulu beeswax came primarily from the inland forest interiors of Basilan, Jolo, and Mindanao’s western coast. The bees were Apis dorsata, the giant Asian honeybee, which builds large open combs hanging from forest canopy branches. The harvest required:

Knowledge of forest ecology to locate combs (often 30–40 meters above ground)
Climbing skill and rope work to reach them
Smoke management to displace the bees during harvest
Secondary processing to separate wax from honey and from comb debris
A trade-network connection to bring the wax from inland forest to coastal port

The harvest was conducted by inland Yakan and Subanen communities and by Tausug intermediaries who brokered the inland-to-coast movement. This is structurally important: pearls were a coastal commodity produced by Sama divers; beeswax was an inland commodity produced by upland communities. The Sulu trade economy by the 12th century was already integrating multiple ecological zones — coast, reef, lowland, and forest interior — into a single export-facing system.

The honey itself was largely a domestic-consumption byproduct. The Chinese market wanted the wax. The honey stayed in Sulu, where it entered local kitchens as a sweetener, a medicinal preparation, and a fermentation starter. (The Tausug culinary tradition’s use of honey in kalamay and in certain ceremonial preparations descends directly from this surplus.)

Tripang (intensified from c. 1700 onward)

The third commodity is the one that, in the 18th century, transformed the Sulu economy from a steady mid-volume trade node into the engine of a regional economic system. Tripang — sea cucumber, called bat in Tausug, gamat in Malay, and haishen (海參, “sea ginseng”) in Chinese — was prepared and shipped to the Canton luxury food market, where it was integrated into elite Qing-dynasty banquet cuisine alongside birds’ nests, shark fin, and abalone.

Tripang harvest is shallow-water work. The animal — most commercially important species being Holothuria scabra (sandfish) and Thelenota ananas (prickly redfish) — lives on reef flats and lagoons, often in 1–10 meters of water. It is harvested by hand or with simple spear, by divers working from small craft. Sama-Bajau communities again provided the labor base, with Tausug merchants providing the trade infrastructure.

What made tripang a commodity-chain transformer rather than just another export was the processing requirement. Raw sea cucumber spoils within hours. To reach the Canton market, it had to be:

Eviscerated (the entrails removed)
Boiled in seawater
Smoked over wood fires
Sun-dried for several days

Only after this multi-stage processing could it be loaded onto Chinese junks for the multi-week voyage to Canton. Each processing stage required labor; the labor had to be available at the harvest site during the seasonal harvest window; and the seasonal harvest window had to coincide with the monsoon window for Chinese junks to arrive and depart.

The labor mathematics of the tripang economy is what produced the structural shift documented in The Sulu Zone. Local Sama and Tausug labor was sufficient for steady-state production. Scaled production, sufficient to fill the increasing Canton demand of the late 18th and early 19th centuries, required labor in volumes that could not be produced through ordinary demographic increase or voluntary recruitment. The captive-acquisition system that James Warren documents — the Iranun and Balangingi raiding fleets bringing in thousands of captives per year from the central Visayas, the Sulawesi coast, and beyond — was the Sulu Zone’s solution to the labor scarcity problem of the tripang commodity chain.

This is the cleanest demonstration of the structural economic argument: the Sulu raiding economy was not a cultural trait of the southern peoples, was not piracy in any meaningful legal sense (see the legal-codex companion entry), and was not separable from the global commodity chain it was feeding. It was the labor procurement arm of a tripang economy whose terminus was a Cantonese banquet table.

What the Canton banquet wanted

It is worth pausing on the demand side. Why did Qing-dynasty Cantonese elite cuisine value tripang so highly?

The answer is partly culinary, partly cosmological, and partly status-coded.

Culinarily, properly prepared tripang has a distinctive textural quality — gelatinous, slightly resilient, capable of absorbing the flavors of the surrounding stock — that Chinese cuisine has historically valued in luxury preparations (the same textural family as braised abalone, shark fin, and fish maw). The cooking technique most associated with tripang is long, low-heat braising in a stock of dried scallops, ham, and chicken — preparations that took two or three days from start to finish and that signaled the labor-wealth of the household serving them.

Cosmologically, tripang was understood within the yang-promoting and tonic-effect framework of Chinese medical-culinary tradition. The “sea ginseng” name itself reflects this — it was treated as a marine analog to the ginseng root, with related restorative and tonic properties attributed to it. Whether the underlying nutritional claims were accurate was beside the point; the cultural framing made tripang a sought-after preparation in elite male health regimes and in restorative meals offered to honored guests.

Status-coded, tripang appeared in formal banquet menus as one of the marker dishes that distinguished an elite household from a merely prosperous one. The “Manchu-Han Imperial Feast” tradition that consolidated in the late Qing as the apex Chinese banquet form featured tripang preparations in named courses. By the 19th century, no major Cantonese banquet was complete without it.

The ecological catchment that fed this elite Cantonese demand stretched the entire length of the South China Sea littoral. Within that catchment, the Sulu archipelago was the single most important source — by volume and by quality — for at least a century and a half.

What the Sultanate’s collapse meant for the commodity chain

The post-1848 dismantling of the Sulu Zone (Spanish steam gunboats, then American annexation) did not eliminate the underlying commodity flows. Pearls continued to be harvested and exported. Beeswax continued. Tripang processing continued. What changed was the political-economic structure that organized the flows.

Under the Sultanate, the commodity flows were organized through Tausug merchant networks operating under Sultan-licensed monopoly arrangements, with Iranun-Balangingi labor procurement maintaining the scale of tripang production specifically. After 1898, the same flows were re-organized through American, Chinese, and later Japanese commercial firms operating under U.S. colonial regulation. The producer communities — Sama divers, Yakan honey gatherers, Tausug processors — continued to do the same physical work in the same ecological zones, but the price structure, the buyer relationships, and the share of the export value that returned to Sulu collapsed dramatically.

This is the economic dimension of the substrate-versus-apex distinction that runs through the entire Sulu series. The Sultanate’s apex authority was terminated in 1915. The substrate of pearl divers, beeswax gatherers, and tripang processors continued to exist and to work. What was extracted from the substrate, by 1915, was no longer recirculating through the Sulu economy as it had under the Sultanate. The ecological labor remained Sulu. The economic returns moved elsewhere.

What can honestly be said

Anchored: Pearls, beeswax, and tripang were continuous Sulu exports to China across at least seven centuries (pearls and beeswax from the 12th century, tripang in scale from the 18th).
Anchored: The labor and ecological knowledge required to produce these commodities was specialist and indigenous; it could not be reproduced by outside actors and is the reason Sulu’s position in the China trade was structurally stable across multiple political regimes.
Anchored: The 18th-century scale-up of tripang production drove the labor-procurement intensification that transformed Sulu into the maritime political-economic system Warren documents as the Sulu Zone.
Probable: The Cantonese elite demand for marine luxury commodities was a consistent driver of Sulu economic structure from at least the 17th century onward, with tripang the dominant single commodity from the mid-18th century forward.
Anchored: The post-1915 reorganization of these commodity chains under American colonial commercial structures captured most of the export value outside the Sulu economy, despite the producer labor remaining indigenous.

Quarantined Claims

Applying the framework laid out in Story 1:

QUARANTINED: That Sulu’s economic relationship to China began with the 1417 Ming tribute mission. The Ming Shilu evidence is the firmest external anchor; the relationship is documented from the Song-dynasty Zhufan Zhi (c. 1225) and operationally probably much older.
QUARANTINED: That the tripang trade was an isolated commodity flow that happened to involve Sulu. It was the structural driver of the Sulu Zone economy; Sulu’s political-military formation in the 18th–19th centuries cannot be analyzed in isolation from it.
QUARANTINED: That the labor of pearl diving, beeswax gathering, and tripang processing was generic or replaceable. It was specialist, generationally transmitted, and ecologically situated. The specific Sulu communities that produced it could not be substituted from other populations.
QUARANTINED: That the post-1915 collapse of Sultanate-organized trade meant the disappearance of Sulu commodity production. Production continued; the value capture moved.
QUARANTINED: That contemporary Sulu fisheries and pearl operations are unrelated to the historical Sulu Zone economy. They are direct ecological-occupational descendants of the same labor-knowledge tradition, in the same zones, often within the same kin-groups.

Primary sources: Zhao Rugua, Zhufan Zhi (c. 1225), trans. Hirth & Rockhill (1911); Wang Dayuan, Daoyi Zhilüe (c. 1349); Ming Shilu, Yongle reign entries; Spanish, Dutch, and British colonial trade records on Sulu in the 17th–19th centuries; Qing-dynasty Cantonese commercial records on the South Seas trade. Secondary: James F. Warren, The Sulu Zone, 1768–1898 (1981, 2nd ed. 2007), foundational treatment of the commodity-chain analysis; Roderich Ptak, “From Quanzhou to the Sulu Zone and Beyond,” Journal of Southeast Asian Studies 29.2 (1998); Heather Sutherland, “Trepang and Wangkang: The China Trade of Eighteenth-Century Makassar,” Bijdragen tot de Taal-, Land- en Volkenkunde 156.3 (2000) for parallel Makassar-Sulu commodity-chain comparison; Eric Tagliacozzo, In Asian Waters: Oceanic Worlds from Yemen to Yokohama (2022); Anthony Reid, Southeast Asia in the Age of Commerce, vol. 2 (1993); contemporary fisheries and ethnobiological studies on Sama-Bajau diving physiology including Ilardo et al., “Physiological and Genetic Adaptations to Diving in Sea Nomads,” Cell 173.3 (2018). Internal cross-references: see “The Three Kings of Sulu” for the pre-Sultanate Chinese-source evidentiary base, “The Sulu Zone” for the political-economic framework, “The Canton Commodity Chain” for the demand-side analysis, and “Tausug Cuisine After the Zone” for the domestic culinary tradition that surrounds the export economy.